Skip to main content
Solve for r
Tick mark Image

Similar Problems from Web Search

Share

\frac{180}{630}=r+150
Divide both sides by 630.
\frac{2}{7}=r+150
Reduce the fraction \frac{180}{630} to lowest terms by extracting and canceling out 90.
r+150=\frac{2}{7}
Swap sides so that all variable terms are on the left hand side.
r=\frac{2}{7}-150
Subtract 150 from both sides.
r=\frac{2}{7}-\frac{1050}{7}
Convert 150 to fraction \frac{1050}{7}.
r=\frac{2-1050}{7}
Since \frac{2}{7} and \frac{1050}{7} have the same denominator, subtract them by subtracting their numerators.
r=-\frac{1048}{7}
Subtract 1050 from 2 to get -1048.