2(39+x)=7x

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Solution for 2(39+x)=7x equation: 



2(39+x)=7x

We move all terms to the left:

2(39+x)-(7x)=0

We add all the numbers together, and all the variables

2(x+39)-7x=0

We add all the numbers together, and all the variables

-7x+2(x+39)=0

We multiply parentheses

-7x+2x+78=0

We add all the numbers together, and all the variables

-5x+78=0

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

-5x=-78

x=-78/-5

x=15+3/5

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