Answer: x^2+5
Step-by-step explanation:
x is the unknown variable which is representing the number squared and then you add 5 to complete expresssion.
Answer: Day 4 and 15
Step-by-step explanation:
Set up system of equations:

Simplify:

Factor: Both factors must be positive as the days can only be natural numbers.

x=4,15
Answer:
5
Step-by-step explanation:
If it is 18 roses for 90 dollars, what is one rose worth?
90 dollars/18 roses=5 dollar per rose
Answer:
3x+7x
Step-by-step explanation:
Answer: 5(x + 1)(x + 4)
Step-by-step explanation Tell me if it is wrong