Which of the following is not a polynomial identity? A. a^3 - b^3 = (a - b)(a^2 + ab +b^2)
B. (a + b)^2 = a^2 + 2ab+b^2
C. (a + b)(c^2 - (d^2) = (ac-bd)^2+ (ad + bc)
D. a^2 - b^2 = (a + b)(a - b)

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each, and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent. how much did jamie pay at the end?

Find the value of x for which the lines are parallel.

Acoin bank containing only dimes and quarters has 12 more dimes than quarters. the total value of the coins is $11. how many quarters and dimes are in the coin bank?