Solve for x
x = \frac{142}{35} = 4\frac{2}{35} \approx 4.057142857
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721x+826-826x=400
Use the distributive property to multiply 826 by 1-x.
-105x+826=400
Combine 721x and -826x to get -105x.
-105x=400-826
Subtract 826 from both sides.
-105x=-426
Subtract 826 from 400 to get -426.
x=\frac{-426}{-105}
Divide both sides by -105.
x=\frac{142}{35}
Reduce the fraction \frac{-426}{-105} to lowest terms by extracting and canceling out -3.
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