Question

Four times the sum of a number and 15 is at least 120 let x represent the number

Answer 1

Explanation:

4(x+15)=120

4x+60=120 Subtract 60 and 120

4x=60 then divide

X=15

Answer 2

x > 15

Explanation:

4(x + 15) > 120

Divide by 4

x + 15 > 30

Subtract 15

x > 15