Question

Find the value of $x$ if $x-30\%\text{of}x=35$.

Answer 1

$x-30\%ofx=35$

$x-\frac{30}{100}\times x=35$

$x-\frac{3}{10}x=35$

$\frac{10x-3x}{10}=35$

$\frac{7x}{10}=35$

$x=35\times \frac{10}{7}$

$x=5\times 10$

$x=50$