Solve for y
y=0
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8y+4+5y=4
Add 5y to both sides.
13y+4=4
Combine 8y and 5y to get 13y.
13y=4-4
Subtract 4 from both sides.
13y=0
Subtract 4 from 4 to get 0.
y=0
Product of two numbers is equal to 0 if at least one of them is 0. Since 13 is not equal to 0, y must be equal to 0.
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Limits
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