Question

Four times the sum of a number and 15 is at least 120. Let x represent the number. Find all possible values for x.

A. x ≥ 26

B. x ≥ –15

C. x ≥ 15

D. x ≥ –26

Answer 1

c

Answer 2

4(a+15)>= 120

Answer 3

thank u

Answer 4

Distribute the 4 first, you have 4a +60>=120, then subtract 60 to both sides, you get 4a>=60 , divide 4 to both sides...

Answer 5

you are welcome ;)

Answer 6

four times the sum of a number and 15
4(x + 15)
is at LEAST 120 meaning it is greater than or equal to 120

Answer 7

;p

Answer 8

thanks