7(a-2)=2(a-2)

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Solution for 7(a-2)=2(a-2) equation: 



7(a-2)=2(a-2)

We move all terms to the left:

7(a-2)-(2(a-2))=0

We multiply parentheses

7a-(2(a-2))-14=0



We calculate terms in parentheses: -(2(a-2)), so:

2(a-2)

We multiply parentheses

2a-4

Back to the equation:

-(2a-4)



We get rid of parentheses

7a-2a+4-14=0

We add all the numbers together, and all the variables

5a-10=0

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

5a=10

a=10/5

a=2

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