Answer:
-7×-9
=63
Step-by-step explanation:
If u multiple - with -, I'll get + sign
Answer:
cost = 32
Step-by-step explanation:
price = not sure
Answer:
x= -2/3
Step-by-step explanation:
9x + 6 = 0
9x= -6
x= -6/9
x= -2/3
Answer:
The radius = 13 square inches.
Explanation:
The surface are of a sphere has the formula SA=4πr2. SA=2122.64 so 2122.64=4πr2.