the part where it says after tax to repair keishas iphone is represented by the expression 0.09

this is the correct way to solve these types of exercises
then we will try to do the same where a is (6+9x) and b is 24

and solve the right inequality for x

subtract 6 for all expression

now divide on 9

ok, this means that the x values will be from -10/3 to 2 including these
Graph
solution is the red zone
Step-by-step explanation:
Answer:
Carly multiply by -4 instead of dividing
Step-by-step explanation:
-4(7j+2) = 10
Divide each side by -4
-4/-4(7j+2) = 10/-4
7j+2 = -2.5