3x+7=7(2-x)

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Solution for 3x+7=7(2-x) equation: 



3x+7=7(2-x)

We move all terms to the left:

3x+7-(7(2-x))=0

We add all the numbers together, and all the variables

3x-(7(-1x+2))+7=0



We calculate terms in parentheses: -(7(-1x+2)), so:

7(-1x+2)

We multiply parentheses

-7x+14

Back to the equation:

-(-7x+14)



We get rid of parentheses

3x+7x-14+7=0

We add all the numbers together, and all the variables

10x-7=0

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

10x=7

x=7/10

x=7/10

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