Answer:
13.75
Step-by-step explanation:
66-20- 32 1/4
66-20- 32.25
46-32.25
13.75
Answer:
15 apples
Step-by-step explanation:
X-3y=-5
-(x+3y=1)
-------------
-6y=-6
y=1
x=-2
Answer:
Step-by-step explanation:
Realize what (-5)^3 means
(-5)(-5)(-5)
25(-5)
-125
meanwhile
(-9)^2 is
(-9)(-9)
81
Basically a negative times a negative is always positive, but when a negative number is cubed (or raised to any odd exponent for that matter) the product will be negative.
