Answer:
a. 5
Step-by-step explanation:
10÷2=5
5÷1=5
15÷3=5
Answer:
12.4
Step-by-step explanation:


Answer:
honestly i think it might be (C)
Step-by-step explanation:
Answer: x=-17
Step-by-step explanation: Divide by -1 then add 8 to both sides and get (x+9)^3=-512, and the cube root of -512 is -8, so x+9=-8, and subtracting 9 from both sides we get x=-17 as answer.