Solve for y
y=4
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3y-4-y=4
Subtract y from both sides.
2y-4=4
Combine 3y and -y to get 2y.
2y=4+4
Add 4 to both sides.
2y=8
Add 4 and 4 to get 8.
y=\frac{8}{2}
Divide both sides by 2.
y=4
Divide 8 by 2 to get 4.
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Limits
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