Question

Can someone help me with this problem please:

Answer 1

Answer:

Step-by-step explanation:

1. $10x+65\geq 150$ and solve for x

$10x+65\geq 150$

-65             -65

$10x\geq 85$

/10      /10

$x\geq 8.5$ The waiter has to work at least 8.5 hours.

2. $5x+25\leq 80$ and solve for x

$5x+25\leq 80$

-25          -25

$5x\leq 55$

/5     /5

$x\leq 11$ Mateo can buy at most 11 phone cases.

Answer 2

11 phone cases !!! Hope this helps :)