Question

Solve the inequality:

r/5 < 9

r<45
r<66
r<102
r<118

Answer 1

r<45

Explanation:

`(r)/(5) < 9 \\ \\ (r)/(5) * 5< 9 * 5 \\ \\ \huge \red{ \boxed{ r < 45}}`

Answer 2

r/5 < 9 /*5

5*r/5<5*9

r<45