3(x-1)=4(x-1)=7

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Solution for 3(x-1)=4(x-1)=7 equation: 



3(x-1)=4(x-1)=7

We move all terms to the left:

3(x-1)-(4(x-1))=0

We multiply parentheses

3x-(4(x-1))-3=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

3x-4x+4-3=0

We add all the numbers together, and all the variables

-1x+1=0

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

-x=-1

x=-1/-1

x=1

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