Solve for x
x = \frac{225}{28} = 8\frac{1}{28} \approx 8.035714286
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16x+12x-225=0
Calculate 4 to the power of 2 and get 16.
28x-225=0
Combine 16x and 12x to get 28x.
28x=225
Add 225 to both sides. Anything plus zero gives itself.
x=\frac{225}{28}
Divide both sides by 28.
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Limits
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