2(2.5z+4.5)=19

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Solution for 2(2.5z+4.5)=19 equation: 



2(2.5z+4.5)=19

We move all terms to the left:

2(2.5z+4.5)-(19)=0

We multiply parentheses

4z+9-19=0

We add all the numbers together, and all the variables

4z-10=0

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

4z=10

z=10/4

z=2+1/2

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