-7=-8+b/10

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Solution for -7=-8+b/10 equation: 



-7=-8+b/10

We move all terms to the left:

-7-(-8+b/10)=0

We add all the numbers together, and all the variables

-(b/10-8)-7=0

We get rid of parentheses

-b/10+8-7=0

We multiply all the terms by the denominator


-b+8*10-7*10=0

We add all the numbers together, and all the variables

-1b+10=0

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

-b=-10

b=-10/-1

b=+10

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