If all were 3-point problems, the test would be worth 90. In order to add 10 points to the value, 10 4-point problems are needed.
I think B
Step-by-step explanation:
Correct me if I'm wrong
Answer:
x = 4.
Step-by-step explanation:
5x - 3.5 = 3x + 4.5
5x - 3x = 4.5 + 3.5
2x = 8
x = 4.
Not sure what you are looking for, but the difference between $67.44 & the monthly fee of $17 would be the cost of the charge of minutes he spent talking on the phone. 67.44 - 17.00 = $50.44
50.44/ .04 = 1,261 minutes he talked on the phone.
23^2+B^2=29^3
529+B^2=841
B^2 =312
17.66