4+2.5(z+2)=4.5z-5

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Solution for 4+2.5(z+2)=4.5z-5 equation: 



4+2.5(z+2)=4.5z-5

We move all terms to the left:

4+2.5(z+2)-(4.5z-5)=0

We multiply parentheses

2.5z-(4.5z-5)+5+4=0

We get rid of parentheses

2.5z-4.5z+5+5+4=0

We add all the numbers together, and all the variables

-2z+14=0

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

-2z=-14

z=-14/-2

z=+7

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