y=1/2(1)-7

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Solution for y=1/2(1)-7 equation: 



y=1/2(1)-7

We move all terms to the left:

y-(1/2(1)-7)=0

We get rid of parentheses

y+7-1/21=0

We multiply all the terms by the denominator


y*21-1+7*21=0

We add all the numbers together, and all the variables

y*21+146=0

Wy multiply elements

21y+146=0

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

21y=-146

y=-146/21

y=-6+20/21

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