Chris needs to buy a $100 graphing calculator for his math class his neighbors will pay him $5 per hour to babysit and father ga

Question

2 years ago

12

Chris needs to buy a $100 graphing calculator for his math class his neighbors will pay him $5 per hour to babysit and father ga

ve him a $10 for mowing the lawn what is the minimum number of hours he will need to babysit for him to buy his calculator.
I need a inequality, the anwser to the inequality and the final anwser

Mathematics

1 answer:

Len [333] · Answer 1 · 2023-01-11T10:27:51+03:00

Len [333]2 years ago

6 0

Answer:

18 hours

Step-by-step explanation:

Babysit: $5/hour

One time job: $10

Let x = number of hours.

5x + 10 ≥ 100

5x ≥ 90

x ≥ 18

Answer: 18 hours