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3.4+2y=7(y-2.3)
We move all terms to the left:
3.4+2y-(7(y-2.3))=0
We calculate terms in parentheses: -(7(y-2.3)), so:We get rid of parentheses
7(y-2.3)
We multiply parentheses
7y-16.1
Back to the equation:
-(7y-16.1)
2y-7y+16.1+3.4=0
We add all the numbers together, and all the variables
-5y+19.5=0
We move all terms containing y to the left, all other terms to the right
-5y=-19.5
y=-19.5/-5
y=3+3/3.3333333333333
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