107-8=3(-7-5z)

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Solution for 107-8=3(-7-5z) equation: 



107-8=3(-7-5z)

We move all terms to the left:

107-8-(3(-7-5z))=0

We add all the numbers together, and all the variables

-(3(-5z-7))+107-8=0

We add all the numbers together, and all the variables

-(3(-5z-7))+99=0



We calculate terms in parentheses: -(3(-5z-7)), so:

3(-5z-7)

We multiply parentheses

-15z-21

Back to the equation:

-(-15z-21)



We get rid of parentheses

15z+21+99=0

We add all the numbers together, and all the variables

15z+120=0

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

15z=-120

z=-120/15

z=-8

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