7(x+2x)-6=30

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Solution for 7(x+2x)-6=30 equation: 



7(x+2x)-6=30

We move all terms to the left:

7(x+2x)-6-(30)=0

We add all the numbers together, and all the variables

7(+3x)-6-30=0

We add all the numbers together, and all the variables

7(+3x)-36=0

We multiply parentheses

21x-36=0

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

21x=36

x=36/21

x=1+5/7

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