-4q+7=-7q-8

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Solution for -4q+7=-7q-8 equation: 



-4q+7=-7q-8

We move all terms to the left:

-4q+7-(-7q-8)=0

We get rid of parentheses

-4q+7q+8+7=0

We add all the numbers together, and all the variables

3q+15=0

We move all terms containing q to the left, all other terms to the right

3q=-15

q=-15/3

q=-5

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