Solve for x
x=\frac{2}{5}=0.4
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2x+\frac{1}{2}x=1
Add \frac{1}{2}x to both sides.
\frac{5}{2}x=1
Combine 2x and \frac{1}{2}x to get \frac{5}{2}x.
x=1\times \frac{2}{5}
Multiply both sides by \frac{2}{5}, the reciprocal of \frac{5}{2}.
x=\frac{2}{5}
Multiply 1 and \frac{2}{5} to get \frac{2}{5}.
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