3=-4(1-2z)

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Solution for 3=-4(1-2z) equation: 



3=-4(1-2z)

We move all terms to the left:

3-(-4(1-2z))=0

We add all the numbers together, and all the variables

-(-4(-2z+1))+3=0



We calculate terms in parentheses: -(-4(-2z+1)), so:

-4(-2z+1)

We multiply parentheses

8z-4

Back to the equation:

-(8z-4)



We get rid of parentheses

-8z+4+3=0

We add all the numbers together, and all the variables

-8z+7=0

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

-8z=-7

z=-7/-8

z=7/8

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