7+7x=4(1+x)

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Solution for 7+7x=4(1+x) equation: 



7+7x=4(1+x)

We move all terms to the left:

7+7x-(4(1+x))=0

We add all the numbers together, and all the variables

7x-(4(x+1))+7=0



We calculate terms in parentheses: -(4(x+1)), so:

4(x+1)

We multiply parentheses

4x+4

Back to the equation:

-(4x+4)



We get rid of parentheses

7x-4x-4+7=0

We add all the numbers together, and all the variables

3x+3=0

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

3x=-3

x=-3/3

x=-1

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