SOLUTION: Solve the system of equations in 3a using substitution, to find the exact number of hours for which Company B will have a lower total price. Express your answer as an inequality

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Question 343928: Solve the system of equations in 3a using substitution, to find the exact number of hours for which Company B will have a lower total price. Express your answer as an inequality
Found 2 solutions by Fombitz, toya3081:
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
What system of equations?

Answer by toya3081(3) About Me  (Show Source):
You can put this solution on YOUR website!
t=500+80h
t=750+70h, using the top equation replace t with 750+70h to get:
750+70h=500+80h
-500 -500
250+70h=80h
-70h -70
250=10h
10 10
h=25
Since B has a lower price at h = 40, a higher price at h = 20, and an equal price at h = 25, we can say that B has a lower price whenever h > 25.