Use mental math to solve the equation b + (-2) = 0.

Answers

Answer 1

Answer:

2

Step-by-step explanation:

Answer 2

Answer:

B = 2

Step-by-step explanation:

b+-2=0

b=2


Related Questions

What angle measure is complementary to 87 degrees?

Answers

i’m pretty sure it’s 93. since a complementary angle is equal to 180, 87 + 93 = 180

Find the mean, median, and mode
4, 8, 8, 4, 8, 4, 9, 3
Can some one help me I having trouble

Answers

Answer:

Step-by-step explanation:

Mean (Average):

6.42857

Median (Middle):

8

Mode (Most Common):

4,8

the mean is 6
median is 6
mode is 4 and 8

choose all the answer that apply
which of the following are general characteristics of animal

specialized tissue
spinal cord
nervous system
autotropic
mobility ​

Answers

Answer:

mobility is a general characteristic of animals

Step-by-step explanation:

spinal cord is apart of an animal and nervous system is a system in animals autrotrophic is the feeding mode of plants

specialized tissue is a collection of cells specialized to perform the same function

15-10÷5+5?What is the answer​

Answers

Answer:

18

Step-by-step explanation:

15-10÷5+5

First distribute the 10 ÷ 5.

15-2+5

Left to right, Subtract the 15-2.

13+5

Add.

18  

Answer:

18

Step-by-step explanation:

what is the rate of change of x 3 ,7 ,4,1
y,14,30,18,6​

Answers

Answer:

uzthcticsisvyqubxquebcoueqchpquehchqq7phcp7qqeqcqe70chpqhc8qc8h8sliabusdahudhuahu wh8r8ch8hc8qipwa8r7rwh8h8rvh8hv8whivhiwhv8w9hrrhc

iihpicaiphcheihpihphfpi fp8qh p8rnroqbipicrulqAQQvb

Step-by-step explanation:

ugacptqpvyoacabxyipsasyaoX

cilqguog ihi ehiqulbd

bpabuovueqo2

point r is rotated about the center shown by 270 clockwise which point is the image of r choose one answer



please help​

Answers

Answer: D

Step-by-step explanation:

1/3) Let’s imagine a circle that passes through point R with the given center.

2/3) A 270 ángel takes up 3 on 4 of the circle.

3/3) D is the image of point R.

Clockwise rotation means rotating in the same way or direction as the hands of a clock move.

If point R is rotated about the center by 270 clockwise the image of point R is point D.

What is clockwise rotation?

Clockwise rotation means rotating in the same way or direction as the hands of a clock move.

We have,

Point R is rotated clockwise about the center by 270 degrees.

We need to find the position of the R after the rotation.

i.e the image of the point R.

We know that the whole circle rotation is considered to have a 360-degree rotation.

270-degree rotation means it has rotated 3/4th of the circle.

So from the given figure, if the point R is rotated 3/4th of the figure in a clockwise direction the point R will be in the position of point D.

i.e the image of point R will be Point D.

Thus the image of point R is point D.

Learn more about rotation here:

https://brainly.com/question/1571997

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In July, the average temperature in one US city was 29°C. By December, the average temperature had fallen by 29°C. Explain why the average temperature in December was 0°C.

Answers

Answer:

The temperature went up 29°C, which represents a positive 29. Then the temperature fell 29°C, which represents a negative 29. The average temperature rose and fell the same amount. The absolute values are the same, so the difference is 0.

Step-by-step explanation:

Edgenuity 2020

Answer:

Sample response: The temperature went up 29°C, which represents a positive 29. Then the temperature fell 29°C, which represents a negative 29. The average temperature rose and fell the same amount. The absolute values are the same, so the difference is 0.

Step-by-step explanation:

I did the assignment

The point-slope form of the equation of the line that passes through (-5, -1) and (10,-7) is
v+7 = -Ź (x– 10). What
is the standard form of the equation for this line?
ΟΟΟΟ
O 2x - 5y = -15
2x - 5y = -17
2x + 5y = -15
2x + 5y = -17
Please hurry I need this question answered ASAP pretty please

Answers

Answer: I just took the test and this is the answer I got

2x+5y=-15

Which defines a circle?

Answers

Answer:

all coplanar points equidistant from a given point

What value is equivalent to 0.5

Answers

Answer:

Percent equals Decimal equals Fraction equals

        0.5%                    0.005                   1⁄200

Hope This Helps!!!

Answer:

1/2 would be correct. Hope it helped <3

How do you round 25.62 to the nearest ten

Answers

i’m pretty sure you meant tenth and if so it would be, 25.6

Answer:

If its below 5 then it stays the same but if its over 5 then round up. 26

Step-by-step explanation:

Does anyone know how to answer this problem?
Here's the picture.​

Answers

Answer:

3 [tex]\frac{46}{81}[/tex]

Step-by-step explanation:

change 1 [tex]\frac{8}{9}[/tex] to an improper fraction

1 [tex]\frac{8}{9}[/tex] = [tex]\frac{17}{9}[/tex] , thus

[tex]\frac{17}{9}[/tex] × [tex]\frac{17}{9}[/tex] = [tex]\frac{289}{81}[/tex] = 3 [tex]\frac{46}{81}[/tex] or 3.57 ( to 2 dec. places )

Answer:

3.57

Step-by-step explanation:

1 8/9 =

(17/9)^2

17/9 x 17/9

17 x 17/ 9 x 9

17^2/ 9^2

289/81

3.567901

3.567901 Rounded is 3.57

Hope this helps!

Plz name brainliest if you can!

1/5x + 4 =1/3x-8
Can you show your work too? That would be great

Answers

Answer:

90

Step-by-step explanation:

1/5x+4=1/3x-8

add 8 to both sides and subtract 1/5x from both sides

4+8=1/3x-1/5x

12=5/15x-3/15x

12=2/15x

divide both sides by 2/15

12÷2/15=x

when dividing by a fraction, invert and multiply

12*15/2=x

90=x

CHECK:

1/5(90)+4=1/3(90)-8

18+4=30-8

22=22

Please help 7th ac math

Answers

Answer:

1/2x

Step-by-step explanation:

[tex]\frac{\frac{1}{4}+x *\frac{2}{1} }{\frac{1}{2}\frac{2}{1} } =\frac{2}{4} + 2x= \frac{1}{2} + 2x[/tex]

To solve this type of fraction you need to times the inverse of the bottom fractal, both over and under. In this case the inverse of 1/2 is 2/1

What is the key idea when combining like terms?

Answers

add coefficients first (like terms), then simplify

5f/6 = 30
it's a two step equation​

Answers

Answer:

f=36

Step-by-step explanation:

5f/6=30

5f=30(6)

5f=180

f=180/5

f=36

Using appropriate properties find. 2/5×(-3/7)-1/6×3/2+1/14×2/5​

Answers

Not for sure but maybe, -0.39285714285 if it’s correct hope it helps!

Yope had $200 to buy food for the community picnic. She bought 11 packages of hot dogs and 8 packages of buns. Each package of hot dogs cost $14.05, and each package of buns cost $3.55. How much money did Yope have left after her purchases?

Answers

Answer:

17.05 dollars left

Step-by-step explanation:

11 x 14.05 = 154.55

8 x 3.55 = 28.4

154.55 + 28.4 = 182.95

200 - 182.95 = 17.05

hope this helps you ;)

pls give me brainlest :)

Answer: the answer is b 17.05

Step-by-step explanation:

The given line segment has a midpoint at (−1, −2).

On a coordinate plane, a line goes through (negative 5, negative 3), (negative 1, negative 2), and (3, negative 1).

What is the equation, in slope-intercept form, of the perpendicular bisector of the given line segment?

y = −4x − 4
y = −4x − 6
y = One-fourthx – 4
y = One-fourthx – 6
y = Three-halvesx + 1

Answers

Answer:

The given line segment has a midpoint at (−1, −2).

On a coordinate plane, a line goes through (negative 5, negative 3), (negative 1, negative 2), and (3, negative 1).

What is the equation, in slope-intercept form, of the perpendicular bisector of the given line segment?

y = −4x − 4

y = −4x − 6

y = One-fourthx – 4

y = One-fourthx – 6

y = Three-halvesx + 1

The answers is 234748494

Evaluate the following expression. 6^-1

Answers

is it 6 power of negative 1?

A damsel is in distress and is being
held captive in a tower. Her knight in
shining armor is on the ground below
with a ladder. When the knight stands
15 feet from the base of the tower and
looks up at his precious damsel, the
angle of elevation to her window is 60
degrees. How long does the ladder
have to be?

Answers

Answer:

30 feet

Step-by-step explanation:

Let x be the length of the ladder. Then, x cos(60) = 15

If we divide both sides by cos(60), then x = 30 feet.

The length of ladder to be used by knight  will be of 30 feet

What is angle of elevation?

The angle of elevation is an angle that is formed between the horizontal line and the line of sight. If the line of sight is upward from the horizontal line, then the angle formed is an angle of elevation.

According to the question

The knight stands 15 feet from the base of the tower and the

angle of elevation to her window is 60 degrees.

Therefore, In figure

AB = Height of tower

CA = Distance between knight and tower  = 15 feet

BC = Length of the ladder

angle of elevation  = 60°

Now ,

Cos(60°) = [tex]\frac{Base}{Hypotenuse} = \frac{distance between knight and tower}{Length of the ladder } = \frac{15}{BC}[/tex]

[tex]\frac{1}{2} = \frac{15}{BC}[/tex]

BC = 30 feet

Length of the ladder  = 30 feet

Hence, the length of ladder will be used is 30 feet .

To know more about angle of elevation here :

https://brainly.com/question/21137209

# SPJ2

I need help with this

Answers

Answers:a = 4YZ = 20

========================================================

Explanation:

Y is between X and Z (not necessarily at the midpoint). This means the three points are on the same line. Going from left to right we have X, Y and Z in that exact order.

Put another way, segment XZ is cut into smaller pieces XY and YZ.

The smaller pieces XY and YZ add back up to the largest segment XZ.

--------------

XY + YZ = XZ

( XY ) + ( YZ ) = XZ

( 7a ) + ( 5a ) = 6a+24 ..... substitution

7a+5a = 6a+24

12a = 6a+24

12a-6a = 24 ....... subtracting 6a from both sides

6a = 24

a = 24/6 ....... dividing both sides by 6

a = 4  is the first answer we're after

-------------

Use this value of 'a' to find the length of each segment

XY = 7a = 7*4 = 28

YZ = 5a = 5*4 = 20 is the second answer we want

XZ = 6a+24 = 6*4+24 = 48

Note how XY+YZ = 28+20 = 48 to match with XZ = 48 we got in the previous line above.

I need helpppppppppppp

Answers

1) 5^4 = 20
2) 3^5 = 15

New York City uses about one billion, three hundred million gallons of water each day.

Answers

Answer:

ya about 1 billion

Dang that's a lot

Can someone help me solve these or explain it to me?

Answers

the pic is v blur but i think you can scan google. hope this helped :)
The pic is blurred but you can scan it on google ,, hope that helped

PLEASE HELP! 15 POINTS What are the factors of the expression 4(q−18+p)?

Answers

Answer:

4 and (q − 18 + p)

Step-by-step explanation:

Given:

4(q−18+p)

The factors are

4 and (q − 18 + p)

A factor refers to something which is multiplied by something else. It could be a number, variable, term, or a longer expression.

For example. The factors of the expression 6x(y +2)

are 6, x and (y+2)

WILL GIVE BRAINLIEST 8+7-4

Answers

Answer:

11

Step-by-step explanation:

8 + 7 = 15.

15 - 4 = 11

Your answer would be 11.

Answer:

11

Step-by-step explanation:

put the 8 and 7 in () so now it is (8+7)-4 then add the (8+7) which is 15 so now it is 15-4 which is 11

Which types of life experiences have shaped your identity?

Answers

You could say past trauma or life lessons that made you think before doing certain things

Find the value of y that corresponds to x = –4 in the graph of the equation 2x + 3y = 13.

A)-7
B)7
C)9
D)-9

Answers

2x+3(7)=13
2x+21=13
2x+21-21=13-21
2x=-8
2x/2=-8/2
X=-4
The Answer Is B


A triangle has three sides of length x, x+4, and 2x-1. The perimeter of the triangle is 27.
What are the three side lengths of the triangle?

Answers

Answer:

6.10,11

Step-by-step explanation:

x+x+4+2x-1=27

4x+3=27

4x=27-3

4x=24

x=24/4=6

x+4=6+4=10

2x-1=2×6-1=11

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