5x+10(21-x)=170

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Solution for 5x+10(21-x)=170 equation: 



5x+10(21-x)=170

We move all terms to the left:

5x+10(21-x)-(170)=0

We add all the numbers together, and all the variables

5x+10(-1x+21)-170=0

We multiply parentheses

5x-10x+210-170=0

We add all the numbers together, and all the variables

-5x+40=0

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

-5x=-40

x=-40/-5

x=+8

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