3a+4(5-2a)-12=2(4-5a)

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Solution for 3a+4(5-2a)-12=2(4-5a) equation: 



3a+4(5-2a)-12=2(4-5a)

We move all terms to the left:

3a+4(5-2a)-12-(2(4-5a))=0

We add all the numbers together, and all the variables

3a+4(-2a+5)-(2(-5a+4))-12=0

We multiply parentheses

3a-8a-(2(-5a+4))+20-12=0



We calculate terms in parentheses: -(2(-5a+4)), so:

2(-5a+4)

We multiply parentheses

-10a+8

Back to the equation:

-(-10a+8)



We add all the numbers together, and all the variables

-5a-(-10a+8)+8=0

We get rid of parentheses

-5a+10a-8+8=0

We add all the numbers together, and all the variables

5a=0

a=0/5

a=0

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