Step-by-step explanation:
The sum of consecutive squares is

Therefore

Answer:
8x + 7
Step-by-step explanation:
combine the like terms
Answer:
63.1
Step-by-step explanation: You divide 315.5 by 5 to get the answer
-15+11=-4 so Maggie has -4 in her account
Answer:
13
Step-by-step explanation: