Step-by-step explanation:
15.50n +10=72
15.50×4+10=72
62+10=72
Answer: Option C
Step-by-step explanation:
Given the quadratic equation
, substitute
:

In this case, to find the solutions of the given quadratic equation, you must factor out the variable "x". Then:

Therefore, you get that the solutions of this equation are the following:

Then, the answer is:
This matches with the option C.
Answer:
11/20 is simplified 44/80
Step-by-step explanation:
hope it helps.
Answer:
59
Step-by-step explanation:
3^3=27
2x27=54
27+54+5=59