Question

A number is 8 less than 5 times the same number.

Write this item into an algebraic expression or equation.

Answer 1

A number x is 8 less than 5 times the same number x. This means that :

x +8= 5x

We can also write :

5x = x +8

5x - x = x + 8 - x

4x = 8

4x / 4 = 8 / 4

x = 2