Solve for y
y=3
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1.5y=7.9-3.4
Subtract 3.4 from both sides.
1.5y=4.5
Subtract 3.4 from 7.9 to get 4.5.
y=\frac{4.5}{1.5}
Divide both sides by 1.5.
y=\frac{45}{15}
Expand \frac{4.5}{1.5} by multiplying both numerator and the denominator by 10.
y=3
Divide 45 by 15 to get 3.
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