Solve for x
x = \frac{125}{4} = 31\frac{1}{4} = 31.25
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0\times 3+4x=125
Multiply 0 and 7 to get 0.
0+4x=125
Multiply 0 and 3 to get 0.
4x=125
Anything plus zero gives itself.
x=\frac{125}{4}
Divide both sides by 4.
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