7=3(y+4)-8y

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Solution for 7=3(y+4)-8y equation:



7=3(y+4)-8y
We move all terms to the left:
7-(3(y+4)-8y)=0
We calculate terms in parentheses: -(3(y+4)-8y), so:
3(y+4)-8y
We add all the numbers together, and all the variables
-8y+3(y+4)
We multiply parentheses
-8y+3y+12
We add all the numbers together, and all the variables
-5y+12
Back to the equation:
-(-5y+12)
We get rid of parentheses
5y-12+7=0
We add all the numbers together, and all the variables
5y-5=0
We move all terms containing y to the left, all other terms to the right
5y=5
y=5/5
y=1

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