Question

Twelve is less than or equal to the product of 6 and the difference of 5 and a number

Answer 1

x ≤ 3

Explanation:

Let the unknown number be x

12 ≤ 6(5 - x)

12 ≤ 30 - 6x

Add x and subtract 12 from both sides

6x ≤ 30 - 12

6x ≤ 18

Divide both sides by 6

6x/6 ≤ 18/6

x ≤ 3