Solve for y_2
y_{2}=2
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3+y_{2}=\frac{5}{2}\times 2
Multiply both sides by 2.
3+y_{2}=5
Cancel out 2 and 2.
y_{2}=5-3
Subtract 3 from both sides.
y_{2}=2
Subtract 3 from 5 to get 2.
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