Yes, -0.5 is an integer because it is a negative number. Any number that is positive or negative is an integer.
Answer:
720
Step-by-step explanation:
11
Because 11x3 is 33
And 11x11 is 121
Hope this answer helped!!
Answer:
C
Step-by-step explanation:
Let f(y)=x.

Answer:
Step-by-step explanation:
5x + 5y = 20
2x - 5y = 15
7x = 35
x = 5
5 + y = 4
y = -1
(5, -1)