Solve for x
x=45
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4x=9\times 20
Multiply both sides of the equation by 216, the least common multiple of 54,24.
4x=180
Multiply 9 and 20 to get 180.
x=\frac{180}{4}
Divide both sides by 4.
x=45
Divide 180 by 4 to get 45.
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