Question

Decreasing -5 times a number by 18 is equal to decreasing a times the number by 25.what does it equal to?

Answer 1

∴ x = - 90

Explanation:

Let the number be x

`(-5 x)/(18)` = 1 × 25

{
`( -1)/(18)` }× x = 5

- x = 5 × 18

- x = 90

∴ x = - 90