Question

Solve 5 over x+7 = 3 over x+2?

Answer 1

\[\huge{\frac{5}{x+7}=\frac{3}{x+2}}\]
\[\huge{5(x+2)=3(x+7)}\]
\[\huge{5x+10=3x+21}\]
\[\huge{2x=11}\]
\[\huge{x=\frac{11}{2}}\]