Solve for x
x=15
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5\times 12=4x
Multiply both sides of the equation by 20, the least common multiple of 4,5.
60=4x
Multiply 5 and 12 to get 60.
4x=60
Swap sides so that all variable terms are on the left hand side.
x=\frac{60}{4}
Divide both sides by 4.
x=15
Divide 60 by 4 to get 15.
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Limits
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