Solve for x
x=12
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16+2x=40
Calculate 4 to the power of 2 and get 16.
2x=40-16
Subtract 16 from both sides.
2x=24
Subtract 16 from 40 to get 24.
x=\frac{24}{2}
Divide both sides by 2.
x=12
Divide 24 by 2 to get 12.
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