y=-21/2

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Solution for y=-21/2 equation: 



y=-21/2

We move all terms to the left:

y-(-21/2)=0

We get rid of parentheses

y+21/2=0

We multiply all the terms by the denominator


y*2+21=0

Wy multiply elements

2y+21=0

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

2y=-21

y=-21/2

y=-10+1/2

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