Answer:
225
Step-by-step explanation:
A = 5. 3A = 3(5) cubed. So 3 times 5 is 15. 15 cubed is 225.
Answer:
The first graph, answer choice A.
Step-by-step explanation:
Variables are like a substitute for a number
Answer:
False
Step-by-step explanation:
a - (-b) would make it a + b
negative and negative equals positive
positive and positive equals positive
negative and positive equals negative
positive and negative equals negative