Solve for x
x=9
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4x-16=20
Multiply 8 and 2 to get 16.
4x=20+16
Add 16 to both sides.
4x=36
Add 20 and 16 to get 36.
x=\frac{36}{4}
Divide both sides by 4.
x=9
Divide 36 by 4 to get 9.
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