Simplify the expression. 7m^2+6.5n-4n+2.5m^2-n

A.) 1.5m^2+4.2n

B.) 4.2m^2+1.5n

C.) 1.5m^2-4.2n

D.) 4.2m^2-1.5n

Convert: 25 pints (liquid) to liters.

Carla brought $240 to spend on gifts for her family she found a identical statues at the gift shop she had $72 leftover. how much did each statue cost?

20 how much metal is needed to smelt a cubical metal box with outer side 12 inches long if the thickness of its walls should be exactly 3 inches?

Jon invests $2300 at 7.5% annual interest, compounded continuously. How long will it take this money to double in value?

S before he gave away the 10 marbles then his friend Mark had nine marbles then his friend gave him 9 more then his other friend gave him 18 War now how many marbles does Mark have gave him 20 marbles now how many marbles does he have

5 quarts = blank cups

Makayla and Caroline go to the movie theater and purchase refreshments for their friends. Makayla spends a total of $49.00 on 9 bags of popcorn and 8 drinks. Caroline spends a total of $17.25 on 3 bags of popcorn and 3 drinks.

75.89+0.12=27.41+0.36

Which group of three side lengths will form a triangle? A11, 5, 4 B22, 17, 14 C28, 15, 10 D30, 15, 14

Enter the degree of the polynomial below. 5 х^5 + 8 х^2 + 2 х - 3x^9 - 8x^4 - 4 х^5 A. 9 B. 6 C. 8 D. 5