3 years ago

Which expression is equivalent to (10 +7r−r2)+(−6r2−18+5r)

2 answers:

5 0

Answer: -7r^2+12r-8
Explanation;
1. Combine -r^2 and -6r^2 to get -7r^2
2. Subtract 18 from 10 to get -8
3. Combine 7r and 5r to get 12r

vichka [17]3 years ago

4 0

Answer: after adding them -7r^2+12r-8

Step-by-step explanation: add them

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Virty [35]

Answer:

x= 7 1/2

Step-by-step explanation:

Subtract the 1/2 to get it out of the way (whatever you do on one side of the = sign you have to do to the other)

So 10- 1/2= 9 1/2

Subtract the 2 to get it out of the way

9 1/2-2=

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2 years ago

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Irina18 [472]

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3 years ago

Find the value of x.<br> (9x+8)<br> 37°

gulaghasi [49]

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