Which expressions are equivalent to 5 x 2875 + 873/77, if r> 0? 5x28x + 32x28x
13x435x
20x* 17% + 8x4/7x
28x* 17x
10x17x + 8x3,77
18x77x

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers