2(-7.5+4.5)-9y=-15

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Solution for 2(-7.5+4.5)-9y=-15 equation: 



2(-7.5+4.5)-9y=-15

We move all terms to the left:

2(-7.5+4.5)-9y-(-15)=0

We add all the numbers together, and all the variables

-9y+2(-3)-(-15)=0

We add all the numbers together, and all the variables

-9y+9=0

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

-9y=-9

y=-9/-9

y=1

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