2x+21=118-5x+40/2

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Solution for 2x+21=118-5x+40/2 equation: 



2x+21=118-5x+40/2

We move all terms to the left:

2x+21-(118-5x+40/2)=0

We add all the numbers together, and all the variables

2x-(-5x+138)+21=0

We get rid of parentheses

2x+5x-138+21=0

We add all the numbers together, and all the variables

7x-117=0

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

7x=117

x=117/7

x=16+5/7

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