Answer:
a. 20
Step-by-step explanation:
just multiply 5 and $4 by 4

x=the number of months
So the "7x" is the $7 per month, and the "10" is the $10 for each CD being ordered. It can't be more than 100, so the "less than or equal to" sign will be used.
Answer:
10/15
Step-by-step explanation:
She walked 1/10 of a mile in one minute
work: 1/2 a mile is 0.5 and 0.5 divided by 5 is 0.1 so you get 0.1 mile for each minute
Answer:
this is not the answer thanks