-4.5=0.5(z-7.1)

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Solution for -4.5=0.5(z-7.1) equation: 



-4.5=0.5(z-7.1)

We move all terms to the left:

-4.5-(0.5(z-7.1))=0



We calculate terms in parentheses: -(0.5(z-7.1)), so:

0.5(z-7.1)

We multiply parentheses

0.5z-3.55

Back to the equation:

-(0.5z-3.55)



We get rid of parentheses

-0.5z+3.55-4.5=0

We add all the numbers together, and all the variables

-0.5z-0.95=0

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

-0.5z=0.95

z=0.95/-0.5

z=-1+0.45/0.5

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