4(1-z)=2(z-7)

Solution for 4(1-z)=2(z-7) equation:

4(1-z)=2(z-7)

We move all terms to the left:

4(1-z)-(2(z-7))=0

We add all the numbers together, and all the variables

4(-1z+1)-(2(z-7))=0

We multiply parentheses

-4z-(2(z-7))+4=0


We calculate terms in parentheses: -(2(z-7)), so:

2(z-7)

We multiply parentheses

2z-14

Back to the equation:

-(2z-14)


We get rid of parentheses

-4z-2z+14+4=0

We add all the numbers together, and all the variables

-6z+18=0

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

-6z=-18

z=-18/-6

z=+3