Solve for y
y=10
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2y-5=15
Swap sides so that all variable terms are on the left hand side.
2y=15+5
Add 5 to both sides.
2y=20
Add 15 and 5 to get 20.
y=\frac{20}{2}
Divide both sides by 2.
y=10
Divide 20 by 2 to get 10.
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