Answer: 81y^2
Step-by-step explanation: a^2-2ab+b^2=(a-b)^2 Plug values and solve.
Answer:
2(x-15000y)
Step-by-step explanation:
2x-30000y
2(x-15000y)
3(2) (3) on top. Because 3x3 is 9
Answer:
Choice B) No.
Step-by-step explanation:
When she starts , she does a sit-up every 222 seconds.
But as she gets tired, each sit-up takes longer and longer to do.
It means, each sit-up takes more time than she did at beginning.
So, it is NOT proportional to the time.
If it is proportional, she should take constant number of sit-ups even she get tired.
Answer:
C. Add 8 to both sides, then multiply both sides by 13.
