Simplify the variable expression by evaluating its numerical part.
m-8+ 43-5

A. 40m
B. m+40
C. 30m
D. m+30

The area of a rectangle is 15+5y square feet. which of the following expressions could be the length of the sides of the rectangle, in feet a. 5 and 3y b. 5 and 3+y c. 5 and 5+y d. 3 and 5+3y

An episode of a television show is 60 minutes long when it originally airs with commercials. on a dvd without commercials, the episode is only 417 minutes long. how many1-minute commercials did the episode include when it originally aired? write and solve an equation to justify your answer.

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28