A cell phone company offers its customers a plan that costs $0.50 per minute used. Another plan
costs $84 per month plus $0.10 per minute used.
After how many minutes used in a month will the
cost be the same for both plans, and how much?

1) letter c.

2) 4 square root of 9

hope this

step-by-step explanation:

we need to see the graph to know but

strong positive is if it is going up from left to right in a straight diagonal line (like this /)

strong negative is the same but from right to left (like this \)

weak negative is the same as strong negative but its more straight line still right to left

and weak positive is the same as strong positive but more a straight line still left to right though.