Solve for x
x=\frac{9}{16}=0.5625
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20x=4x+9
Multiply 4 and 5 to get 20.
20x-4x=9
Subtract 4x from both sides.
16x=9
Combine 20x and -4x to get 16x.
x=\frac{9}{16}
Divide both sides by 16.
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