Question

One number is five times another their sum is 20 what are these numbers

Answer 1

$let \: the \: another \: no \: be \: x \\ the \: first \: no \: is \: 5x \\ \\ atp \\ \\ x + 5x = 20 \\ 6x = 20 \\ x = \frac{20}{6} \\ x = \frac{10}{3}$

$x = \frac{10}{3} \\ the \: first \: no \: is \: \frac{5 0 }{3}$