Jen and Crystal sell home theater systems. Jen earns a base salary of $2400 per month, plus $100 for each system he sells. Cryst

Question

4 years ago

11

Jen and Crystal sell home theater systems. Jen earns a base salary of $2400 per month, plus $100 for each system he sells. Cryst

al earns a base salary of $2200 per month, plus $120 for each system she sells. How many systems do Jen and Crystal have to sell before they earn the same amount of money?

Mathematics

1 answer:

irina [24] · Answer 1 · 2021-12-23T21:25:07+03:00

irina [24]4 years ago

7 0

2400 + 100x = 2200 + 120x
2400 - 2200 = 120x - 100x
200 = 20x
200/20 = x
10 = x <== they would have to sell 10 systems