Answer:
The answer would be 4.2
Step-by-step explanation:
First add the 8 and 0
Write each expression using exponents.
1. (-5)(-5)(-5)(-5) =
Answer:
(-5)^4
Step-by-step explanation:
I may be wrong, hopefully this helps you.
What is equivalent to -5/9 negative fraction
1.1 Which One Doesn’t Belong: Diagrams Explain ur answer and I had to repost this.
Answer:
A.
Step-by-step explanation:
Its a 180 degree angle or straight. The others have a corner.
0.75x+1.5=-3
what’s the answer? tysm for any help! (:
Answer:
x=−6
Step-by-step explanation: Brainliest:)
PLEASE HELP 20 POINTS
.5(4x - 2) - 2(3x + 3) = 9 + 2(x+ 4)
Answer:
[tex]x = -4[/tex]
Step-by-step explanation:
To solve this equation, we need to apply the distributive property, combine like terms, and get x on one side of the equation.
First, let's apply the distributive property to all parts of the equation:
[tex]0.5(4x-2) - 2(3x+3) = 9+2x + 8[/tex]
[tex]2x - 1 - 6x - 6 = 9 + 2x + 8[/tex]
Combine like terms:
[tex]-4x - 7 = 2x + 17[/tex]
Add 4x to both sides:
[tex]-7 = 6x + 17[/tex]
Add -7 to both sides:
[tex]0 = 6x + 24[/tex]
Subtract 24 from both sides:
[tex]6x = -24[/tex]
Divide both sides by 6:
[tex]x = -4[/tex]
Hope this helped!
Simplify:
A. 4.08
B. 5.62
C. -7.62
D. -9.14
Answer:
A: 102/25
B: - 281/50
C: −7 and 31/50
D: 9 and 7/50
Step-by-step explanation:
A. simplified mixed fraction would be 4 2/25
B. 5 31/50
C. -7 31/50
D. -9 7/50
Simplify: (3x – 1) (x3 + 2x + 1)
o A. 3x4 + 6x2 + 2 - 1
O B. 3x4 – 23 + 6x2 + x – 1
C. 2x3 + 6x2 + x +1
O D. 3x4 + 203 + 6x2 + 1
Answer:
B: 3x4-x3+6x2+x-1
Answer:
[tex]3x^4-x^3+6x^2+x-1[/tex]
Step-by-step explanation:
Distribute parentheses:
[tex]3xx^3 + 3x * 2x + 3x * 1 + (-1)x^3 + (-1) * 2x + (-1) * 1[/tex]
Add minus and plus rules:
[tex]3x^3x + 3 * 2xx + 3 * 1 * x - 1 * x^3 - 1 * 2x - 1 * 1[/tex]
Simplify:
[tex]3x^4-x^3+6x^2+x-1[/tex]
helpmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm
Answer:
B. 1.2×10^-3 mm
Step-by-step explanation:
What constitutes an "appropriate" unit depends on the use of the number. Since we're not told of any particular use, we might choose the smallest of the available units: mm.
1.2×10^-3 mm
_____
Additional comment
The most appropriate unit would be the one that eliminates the power-of-ten multiplier:
= 1.2 µm
Which is different?
w is greater than or equal to – 7.
W is no more than 7
w is no less than - 7
w is at least - 7
w is no more than 7 is different
Answer:
W is no more than 7
Step-by-step explanation:
W is greater than or equal to -7 is (W>_-7)
W is no more than 7 is (W<_7)
W is no less than -7 is (W>_7)
W is at least -7 is (W>_7)
Out of all of these, w is no more than 7 is the only different expression
Write this question in expanded notation 32.874 HELP
Answer:
30+2+.8+.07+.004
Step-by-step explanation:
i mathed then i mathed then i ate then i mathed some more
used to have a square garage with ft of floor space. recently built an addition to it. The garage is still a square, but now it has 50% more floor space. What was the length of one side of the garage originally? What is the length of one side of the garage now? What was the percent increase in the length of one side?
Answer:
I used to have a square garage with ft of floor space. recently built an addition to it. The garage is still a square, but now it has 50% more floor space. What was the length of one side of the garage originally? What is the length of one side of the garage now? What was the percent increase in the length of one side?
Step-by-step explanation:
10
Answer: the answer is 18.2
Step-by-step explanation:
i did the question on Savvas Realize so i got the answer after i got it wrong
Which of the following are appropriate names for the angle composed of the rays JK−→− and JL−→? Select the three correct answers.
A. Angle JKL
B. KJL
C. L
D. K
E. J
F. LJK
Answer: KJL, LJK and ∠J
Step-by-step explanation:
We have two rays.
JK and JL.
So the common point of bot rays is the point J.
In the angle notation, we usually write the common point in the middle.
So the possible notations for this angle are:
LJK or KJL.
Also knowing that the vertex of the angle is at the point J, we also could call this angle as:
∠J.
So the correct options are B, F and i suppose that the option D is actually ∠J (you wrote that the option D is only J)
Which situation could be represented by the graph?
Students in the children’s choir are at least 8 years old but no more than 11 years old.
Babysitters earn between $8 and $11 per hour.
A program at a community college can be completed in no fewer than 8 months, but must be completed in less than 11 months.
The dogs at a veterinary clinic are all 8 years old or under or are older than 11 years.
Answer:
A program at a community college can be completed in no fewer than 8 months, but must be completed in less than 11 months.
Step-by-step explanation:
1. The closed dot means the number is equal to and the open dot means the number is less/ greater than
2. The line goes right from the 8 with a closed dot, making x greater than or equal to 8
3. The line goes left from the 11 with an open dot, making x less than ll
4. This means the number must be equal to or greater than 8, and less than 11
The situation that can be represented by the graph is this:
A program at a community college can be completed in no fewer than 8 months, but must be completed in less than 11 months.What is highlighted in the number line?In the number line, numbers 8 to 11 are shaded. This is a range which can mean that the time duration for the completion of a college program cannot be lower that 8 months.
It can also be interpreted to mean that the time span cannot exceed 11 months. Therefore, option C is right.
Learn more about the number line here:
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5. Maria walks 12 miles in 3 hours. How many miles does she walk per hour?
A 4mi/hr
B 5 mi/hr
C 6 mi/hr
D 7 mi/hr
Answer:
4miles, because it would just be 12 divided by 3.
Step-by-step explanation:
I don’t get it can someone explain?
Answer:
The answer is
[tex]\frac{29}{4} \: \: \: or \: \: \: 7 \frac{1}{4}[/tex]Step-by-step explanation:
[tex]12 \frac{7}{8} - 5 \frac{5}{8} [/tex]To solve the expression first change the mixed fraction to an improper fraction
That's
[tex]12 \frac{7}{8} = \frac{103}{8} \\ \\ \\ 5 \frac{5}{8} = \frac{45}{8} [/tex]So we have
[tex] \frac{103}{8} - \frac{45}{8} [/tex]Since they have the same denominator we can subtract them directly
We have
[tex] \frac{103}{8} - \frac{45}{8} \\ = \frac{58}{8} [/tex]Reduce the fraction with 2
We have the final answer as
[tex] \frac{29}{4} \: \: \: or \: \: \: 7 \frac{1}{4} [/tex]Hope this helps you
Answer:
7 2/8
Step-by-step explanation:
First step is to take both of the whole numbers and subtract them. You should get 7. After that you have to subtract the fractions and you should get 2/8. the. You put the fractions and the whole number which is 7 2/8.
What is the relationship between the coordinates of the vertices for ABC and the corresponding vertices for A'B'C'? Explain the relationship in terms of n.
Answer:
The ratio of each vertex coordinate on ΔA'B'C to the corresponding vertex coordinate on ΔABC is equal to 2. For example, A(1, 1) → A′(2, 2). This ratio is equal to the scale factor, n.
Step-by-step explanation:
Plato Sample
YALL PLEASE HELP OMG I REALLY NEED THIS ANSWERED AS FAST AS POSSIBLE IT WAS DUE YESTERDAY PLZZZ HELLLPPPP ILL EVEN BE UR BESTFRIEND I PINKIE SWEAR
Answer:
1) x= 5, -5
2) x= 7, -7
3) x= -10, 10
4) x= -15, 11
Step-by-step explanation:
The answers are in order by the way :)
Please help ty. if you can do both that's great and plz explain it tysm!!!!
Answer:
Hello, hope it helps :-)
Total cost, words, and math: Socks $4 per pair Shorts $8 per pair
can someone solve for me pls!!!!!
Answer:
[tex]\frac{7}{15}[/tex]
Step-by-step explanation:
Let 1 unit be 0.4666...
16 units = [tex]0.4666...*16=7.4666...[/tex]
15 units = [tex]7.4666...-0.4666...[/tex]
15 units = [tex]7[/tex]
1 unit = [tex]\frac{7}{15}[/tex]
If 3/4 of a certain number is equal to 41/2 find the number
Answer:
[tex]x = \frac{82}{3}[/tex]
Step-by-step explanation:
let [tex]x[/tex] be that number[tex](\frac{3}{4} )x = \frac{41}{2}[/tex]
[tex]\frac{3x}{4} = \frac{41}{2}[/tex]
multiply both sides by [tex]4[/tex][tex]\frac{3x}{4} * 4 = 4 * \frac{41}{2} \\3x = \frac{41 }{2} * 2 * 2\\3x = 41 *2 \\3x = 82 \\[/tex]
divide both sides by 3[tex]\frac{3x}{3} = \frac{82}{3}[/tex]
[tex]x = \frac{82}{3}[/tex]
The number is [tex]\frac{82}{3}[/tex] .
What is fraction?Fractions , represent a numerical value that expresses a part of a whole. The whole can be any number, a specific value, or a thing. Fractions are represented in the form of p/q. For example, ¼, ½, ¾, and so on.
According to the question
Let the number be x .
If 3/4 of a certain number is equal to 41/2
i.e
[tex]\frac{3}{4}x = \frac{41}{2}[/tex]
x = [tex]\frac{41}{2} *\frac{4}{3}[/tex]
x = [tex]\frac{82}{3}[/tex]
Hence, the number is [tex]\frac{82}{3}[/tex] .
To know more about fraction here:
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80°
11x - 8
solve for x
Answer:
Step-by-step explanation:
11x - 8 = 80
11x = 88
x = 8
what is the value of 0.75-0.6
Noah spends a winter day recording the temperature once every three hours for science class. At 9 am, the temperature was -13°F. Between 9am and noon, the temperature increased by 6.3°F. Between noon and 3pm, the temperature rose 3.9°F. Between 3pm and 6pm, the temperature decreased by 16.1°F. What was the temperature at 6pm?
Answer:
-18.9 °F
Step-by-step explanation:
First, find the temperature at noon:
-13 + 6.3
= -6.7
Then, find the temperature at 3pm:
-6.7 + 3.9
= -2.8
Then, find the temperature at 6pm:
-2.8 - 16.1
= -18.9
So, the temperature at 6pm was -18.9 °F
simplify
−2(j^2− k) − 6(j^2 + 3k )
Answer:-8j^2-16k
Step-by-step explanation:
First step:-2j^2-(-2)k=-2j^2+2k
Second step:
-6(j^2+3k) use the formula a(b+c)=ab + ac
a=-6 b=j^2 c=3k
-6j^2+(-6).3k
-6j^2-6.3k=-6j^2-18k because we multiplied 6x3=18
So we gather the whole equation And simplify
-2j^2+2k-6j^2-18k
-2j^2-6j^2 +2k-18k(add like terms)6+2=8
-8j^2+2k-18K (subtract Like terms 18-2=16)
And the answer will give -8j^2-16k
Joe is selling hot chocolate for $0.25 per cup. It costs $12 for a case of cocoa mix. Each paper coffee cup costs $0.10. How many cups of hot chocolate does he need to break –even?
Answer:
He needs 80 cups.
Step-by-step explanation:
$12/$.15(profit from every cup) =80
Sam decided to lose weight and went on a diet. The figure below depicts a graph, showing how his weight changed during the year. Using this graph, answer the following questions:
What was Sam’s weight at the beginning of the year?
Answer:
100kg
Step-by-step explanation:
On the graph 100kg is where the line starts so that his weight when he started. Hope this made sense!
Answer:
100kg
Step-by-step explanation:
because at the start of the diagram it's pointing at 100kg
7 less than 4 times a number equals 13
Answer:
X = 5
Step-by-step explanation:
4x - 7 = 13
4x = 13 + 7
4x = 20
x = 20 / 4
x = 5
Hope it Helps :) !!
The solution of the given equation will be; X = 5
We know that the equation is defined as an expression that shows the relationship between two or more numbers and variables.
WE are given the statement as;
"7 less than 4 times a number equals 13 "
The equation becomes as;
4x - 7 = 13
Now solving for x;
4x = 13 + 7
4x = 20
Divide;
x = 20 / 4
x = 5
The value of x will be; x = 5
Learn more about equations here;
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hi i'm Jasmine, princess of Agrabah
Answer:
hello Jasmine, princess of Agrabah
(-2,+[tex]\sqrt{x}[/tex]-7)[tex]x^{2}[/tex]
(-2 = √x - 7)x² (calculate)
(-9 = √x)x² (remove the parantheses)
-9x² + √x x²