Solve for x
x=29.5
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x+3.5=\frac{13.2}{0.4}
Divide both sides by 0.4.
x+3.5=\frac{132}{4}
Expand \frac{13.2}{0.4} by multiplying both numerator and the denominator by 10.
x+3.5=33
Divide 132 by 4 to get 33.
x=33-3.5
Subtract 3.5 from both sides.
x=29.5
Subtract 3.5 from 33 to get 29.5.
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