Simplify the expression. -2.8+0.3-15-6=

Answers

Answer 1
-23.5 will be the answer.

Related Questions

PLEASEEEE HELPPP MEEEEE OUTTTTT

Answers

Answer: No.

Step-by-step explanation: This is because the sum of 2 side lengths has to be greater than the remaining side length. 3+6 is not greater than 9, so a triangle cannot be formed.

the answer is no, no no no


What is the simplified form of 5√x• 5√x•5√x•5√x

Answers

Answer:

i could be wrong but (5√x)^3

Step-by-step explanation:

im ot sure though

Answer is

(5√x)^3

Step-by-step explanation:

On the summit of a mountain, rising 784 1/5 meters from the sea level, is put a tower raising a height of 38 1/25 meters. On the roof of this tower is a lightning rod with a height of 3 4/5 meters. At what height above sea level is the very top of the lightning rod?

Answers

Answer:

826 1/25

Step-by-step explantion

What I did is I added up 784 1/5 + 3 4/5 = 788 then I added 788 + 38 1/25 and I got 826 1/25. You can add the numbers up in any order but I did it in this order because I would get a whole number in the first step!

Answer:826 1/25

plz trust me

HELPPP PLZ I WILL GIV BRAINLIESTWhat is the
تران
0 1

Answers

Answer:

2/7

Step-by-step explanation:

got 100%

Answer:

B. 1 1/12

Step-by-step explanation:

You're welcome

Helppppppppppppp!!!!!!

Answers

Answer:

1. V(12) = $ 1200

2. V(20) = $ 4800

Step-by-step explanation:

The following data were obtained from the question:

V(t) = 150 × 2ᵗ/⁴

V(12) =?

V(20) =?

1. Determination of V(12)

Time (t) = 12 years

V(12) =?

V(t) = 150 × 2ᵗ/⁴

V(12) = 150 × 2¹²/⁴

V(12) = 150 × 2³

V(12) = 150 × 8

V(12) = $ 1200

2. Determination of V(20)

Time (t) = 20 years

V(20) =?

V(t) = 150 × 2ᵗ/⁴

V(20) = 150 × 2²⁰/⁴

V(20) = 150 × 2⁵

V(20) = 150 × 32

V(20) = $ 4800

What’s the slope of the line?

Answers

Answer:

the slope is 1

Step-by-step explanation:

Answer:

1

Step-by-step explanation:

Slope = change in y / change in x

Slope = 1 / 1 = 1

Hope this helps :D

Which ratio is equivalent to 4:10?
A:2/5
B.8/10
C:12/16
D:16/10


Answers

Answer: It d

Step-by-step explanation:

Which year had higher profits in month 5?

Answers

Answer:

Last year

Step-by-step explanation:

The question is:

Which year had a decrease in profit between months 3 and 4?

Answer:

Last year

Step-by-step explanation:

Hellen used a coupon she received in the mail at a local boutique that decreased her purchase of $85.20 by $12.78. Her sister used the same coupon and decreased her purchase of $63.80 by $9.57. Write the equation of a line, in the form y = mx + b, to model this linear relationship.

Answers

Answer:

y = 12665 (100⁻¹)  + b

Step-by-step explanation:

To model this relationship, you're to write the equation of a line; in the form

y = mx + b

Now let y represent the full coupon value,

mx represent the amount spent by Hellen and her sister

and b, the change that's left on the coupon.

So, the summary of Hellen's transaction is:

$85.2 became $(85.2 - 12.78) which is  =  $72.42

The summary of her sister's transaction is:

$63.8 became $(63.8 - 9.57) which is  =  $54.23

So   y - (72.42 + 54.23) = b

y - 126.65 = b

y = 126.65 + b

Separating m from x in mx, you have

y = 12665 x 1/100  + b

y = 12665 (100⁻¹)  + b

Where m = 12,665   and x = 100⁻¹

Which operation should be performed on both sides of this equation to solve for x?

x +4= 6

A

В.

add 4

add the opposite of 4

C.multiply by the reciprocal of 4

D. multiply by the opposite reciprocal of 4

Answers

Answer:

B. add the opposite of four

Step-by-step explanation:

x + 4 = 6

x + 4 + (-4) = 6 + (-4)

x + 4 - 4 = 6 - 4

x + 0 = 2

x = 2


Any help? Bsbhsjsjsjjsjsjsjsjjsjsjsjsjsjsjs

Answers

The answer is SSS because all sides of the triangle are equal, making them congruent. :)

Jamie cut a rope into thirds. He used two of the pieces to make a swing. He used equal lengths of the leftover rope on four picture frames. What fraction of the original rope did he use for each picture frame

Answers

Answer:

Step-by-step explanation:3/4

1/12

I had this on one of my questions

2(-3x + 5) = -4(x + 4)

Answers

Answer:

5x - 3 = 3x - 5

2x = -2

x = -1

hope it helped you

Answer:

x=13

Step-by-step explanation:

image below and problem

Answers

Answer: 18

Step-by-step explanation: Add them all together to get the answer to the equation <3

ANSWER:
18

EXPLANTION:
The number of dot is how many family surveryed. I counted the dot and it added up to 18.
1 has 6
2 has 4
3 has 5
4 has 3
Adding them together will result in 18 :)

FUN FACTS:
Dogs may pretend to be sick to get more attention from their owners

I hoped this help and have a great day :)

Evaluate the expression when m=25 and n=2

Answers

Answer:

what the expression, lmk in comments and then i will help you :)

Step-by-step explanation:

n = -2 and m = 5

Find the sum of these fours problems.

Answers

Answer:

1. 6 + 45 -10 = 41 2. -20 - 20 - 10 = -50 3. 40 4. -18 - 15 + 10 = -23

Step-by-step explanation:

adding/multiplying a negative and a negative = a positive

Which is the equivalent expression in its most simplified form?

5(2x – 3) + 7

Answers

5(2x-3)+7
distribute the 5 to the 2x and -3
10x-15+ 7
combine like terms -15+7
10x-8

A woodworking artist makes two types of carvings: type X and type Y. He spends 3 hours making each type X carving and 2 hours making each type Y carving, and he can spend up to 36 hours each week making carvings. His materials cost him $4 for each type X carving and $5 for each type Y carving, and he must keep his weekly cost for materials to $100 or less. If x is the number of type X carvings he makes in a week and y is the number of type Y carvings he makes in a week, which of the following systems of inequalities models this situation?

A.
3x + 2y ≥ 36, 4x + 5y ≥ 100

B.
3x + 2y ≤ 36, 4x + 5y ≥ 100

C.
3x + 2y ≥ 36, 4x + 5y ≤ 100

D.
3x + 2y ≤ 36, 4x + 5y ≤ 100​

Answers

The answer to that question is C

Miles is throwing three darts at the board shown below. His score is the sum of all three darts. How many different possible total scores could Miles get with three darts?



A. 200

B. 31

C. 12

D. 10

Answers

The required a combination of different possible total scores could Miles get with three darts nC3.

What are permutation and combination?

In arithmetic, combination and permutation are two different ways of grouping elements of a set into subsets. In combination, the components of the subset can be recorded in any order. In a permutation, the components of the subset are listed in a distinctive order.

here,
The question seems to be incomplete,
So this solution is standard by certain assumptions.

Let the on the board there are n number of scores listed,
So the different possible total scores could Miles get with three darts
Is given as by combination = nC3

Thus, the required combination of different possible total scores could Miles get with three darts nC3.

Learn more about permutations and combinations here: https://brainly.com/question/2295036
#SPJ2



Mark makes a rectangle with 36 square centimeter tiles. Gia makes a rectangle with 36 square inch thies.

Whose rectangle has a bigger area?

Answers

Answer:

Gia

Step-by-step explanation:

Mark is making his of square centimeter tiles which are smaller than square inch tiles. Therefore, Gia has a larger area due to the use of inches rather than centimeters.

PLEASE HELP IN ONE MINUTE WILL MARK BRAINLIST

Answers

Answer:

y=-2/3x+3

Step-by-step explanation:

The y intercept is (0,3)

another point on the graph is (3,1)

In a bag of Starbursts, 30% of the bag is pink. There are 90 pink starbursts in the bag. How many Starbursts are in the bag?

Answers

Answer:

27

Step-by-step explanation:

3/10 / 30% / .3

3        x

10        90            -use criss cross method so 3 and 90 and x times 10

270 =10x

27=x

you can also go on a calculator and type 90 times 0.3 and get the answer too

Summer Sports is having a sale. A volleyball has an original price of $59. It is on sale for 65% off the original price. What is the sale price of the volleyball? ​

Answers

Final price of the volleyball is $20.65

Determine the value of x

Answers

Answer:

the value of x is 80

Step-by-step explanation:

A penguin walks 10 feet in 6 seconds. At this speed: 1. How far does the penguin walk in 45 seconds ?

Answers

Answer:

Step-by-step explanation:

10 feet............................6 seconds

?......................................45 seconds

? feet=10*45/6=75 feet

75 feet in 45 seconds

A radial saw has a blade with a 6-in radius.
Suppose that blade spins at 1000 rpm.
Find the angular speed of the blade in
rad/min.

Answers

Answer:

The angular speed of the blade is of 166.67 rad/min

Step-by-step explanation:

The velocity, is given by the following equation:

[tex]v = rw[/tex]

In which r is the radius and w is the angular speed.

We use this relation to solve this question;

We have that:

[tex]v = 1000, r = 6[/tex]. We want to find w. So

[tex]v = rw[/tex]

[tex]1000 = 6w[/tex]

[tex]w = \frac{1000}{6}[/tex]

[tex]w = 166.67[/tex]

The angular speed of the blade is of 166.67 rad/min

All edges of a cube are expanding at a rate of 6 centimeters per second. (a) How fast is the volume changing when each edge is 5 centimeter(s)

Answers

Answer:

(a).The volume of cube is changing at the rate [tex]450 cm^3/s[/tex]

Step-by-step explanation:

Let x be the side of cube

[tex]\frac{dx}{dt}=6 cm/s[/tex]

We have to find the rate at which  volume of cube changing when edge is 5 cm.

We know that

Volume of cube, V=[tex]x^3[/tex]

Differentiate w.r.t t

[tex]\frac{dV}{dt}=3x^2\frac{dx}{dt}[/tex]

Substitute the values

[tex]\frac{dV}{dt}=3(5)^2\times 6[/tex]

[tex]\frac{dV}{dt}=450 cm^3/s[/tex]

Hence, the volume of cube is changing at the rate [tex]450 cm^3/s[/tex]

Please help thank you

Answers

Answer:

xy/2

Step-by-step explanation:

xy/2x1

Write the series 1-0.5-2+ ... for 12 terms using summation notation

Answers

The summation notation for the given series is  [tex]\sum_{n=1}^{12}(2.5-1.5n)[/tex]

The given series is,

           [tex]1,-0.5,-2,........[/tex]

Since,    [tex]-0.5-1=-2+0.5=-1.5[/tex]

Here we observe that,  common difference between each term is - 1.5.

So, given series is an Arithmetic progression series.

First term, [tex]a=1[/tex], common difference, [tex]d=-1.5[/tex]

General term for AP series,

                   [tex]a_{n}=a+(n-1)d\\\\a_{n}=1+(n-1)*(-1.5)\\\\a_{n}=1-1.5n+1.5\\\\a_{n}=2.5-1.5n[/tex]

Hence, summation series up to 12 terms is,

                               [tex]\sum_{n=1}^{12}(2.5-1.5n)[/tex]

Learn more:

https://brainly.com/question/15582873

Answer:

1. c.

2. a.

3. a.

4. b.

Step-by-step explanation:

Please help solve this

Answers

Answer:

Step-by-step explanation:

in one kilometer theres 0.6214 mile and in 75 there 120 kilometers

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