A triangle has side lengths of (10c+10)(10c+10) centimeters, (c+5)(c+5) centimeters, and (4d-9)(4d−9) centimeters. Which expression represents the perimeter, in centimeters, of the triangle?

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 jame pay at the end?

If a is a nonzero real number then the reciprocal of a is

With this question, the answer with the red arrow is incorrect!