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tangare [24]
2 years ago
13

Find an expression which represents the sum of (-6x+6) and (-3x-7) in simplest terms.

Mathematics
1 answer:
Keith_Richards [23]2 years ago
5 0

Step-by-step explanation:

= (-6x + 6) + (-3x - 7)

= (-6 - 3)x + (6 - 7)

= -9x - 1

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A triangle has an area of 35 square inches. the length of one of the sides it 10 inches. what is the length of the perimeter? in
Serggg [28]
The perimeter would be about 34.4 because if you choose the bottom side to be ten, by multiplying 35 by 2 to get 70 you can divide by 10 to get 7. Since you know the height and width, you can use pythagorean theorem, a^2 + b^2 = c^2. Plug in the numbers you have 10^2+7^2=c^2. c^2=149, so if you square root 149 you will get a irrational number but when rounded you get 12.2- so that is one side multiply by 2 and get 24.4- and add 10 to get 34.4
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3 years ago
Solve<br><br> PLEASE HELP AND HURRY!
Luda [366]

Answer:

it's -7 1/3 because since the equation is all negative you would just simply add the -5 and -2 1/3

3 0
3 years ago
Jeremy is going to roll a fair 6 sided die 180 times.
bija089 [108]
Solve this by dividing the 180 by 6. This results in 30. So, each number should be rolled 30 times. There are only two numbers greater than 4. Multiply 30 by 2 to get your answer, 60.
4 0
4 years ago
Read 2 more answers
30 POINTS HELP IM LITERALLY SO DUM
Aliun [14]

Answer:

b. 6

Step-by-step explanation:

I'm not 100% sure if this is the answer but here was my thinking process:

1/4 of 24 is 6, and 6 + 3 is 9, so the brothers age is probably 9, and then 24-9 is 15, and the difference between 15 and 9 is 6. Once again I don't know if this is right or not, but either way I hope this helps!

7 0
2 years ago
What is the area of this figure?<br> Use 3.14 for TT.<br><br> Please help
german

Answer:

406.08

Step-by-step explanation:

First FInd the area of the rectangle : which is short side * long side

-> 15*12=180m

Then find the area of the half circle, the formula of the area of a circle is \pi r^2

here it's half a circle so it's \frac{\pi r^2}{2} where r is 12

-> 3.14\cdot \frac{\left(12\right)^2}{2}=226.08 m

Finally just add the area of the rectangle with the area of the half circle

-> 180+226.08=406.08 m

5 0
2 years ago
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