(06.06) which of the following demonstrates the commutative property of multiplication? a.5(2a − 3) = 10a − 15 b.10a − 15 = (2a − 3) ⋅ 5 c.5(2a − 3) = (2a − 3) ⋅ 5 d.(5 ⋅ 2a) − 3 = 5(2a − 3)

Combined megan and kelly worked 60 hours. kelly worked twice as many hours as megan. how many hours did they each worked?

Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 20 = x a. 5, 4 b. -5, -4 c. -5, 4 d. 5, -4

Yolanda wanted to buy a total of 6 pounds of mixed nuts and dried fruit for a party she paid 21.60 for mixed nuts and 11.90 for dried fruit did yolanda but enough mixed nuts and dried fruit for the party