7(8+x)=84

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Solution for 7(8+x)=84 equation: 



7(8+x)=84

We move all terms to the left:

7(8+x)-(84)=0

We add all the numbers together, and all the variables

7(x+8)-84=0

We multiply parentheses

7x+56-84=0

We add all the numbers together, and all the variables

7x-28=0

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

7x=28

x=28/7

x=4

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