4.5+2.5y=2y-4

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Solution for 4.5+2.5y=2y-4 equation: 



4.5+2.5y=2y-4

We move all terms to the left:

4.5+2.5y-(2y-4)=0

We get rid of parentheses

2.5y-2y+4+4.5=0

We add all the numbers together, and all the variables

0.5y+8.5=0

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

0.5y=-8.5

y=-8.5/0.5

y=-17

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