A teacher can finish grading papers 15 hours before a student can. If a teacher and her student work together to grade papers, they can finish in 4 hours. How many hours would it take for a student to grade all the papers on his or her own?

The line graphed by the original function f (x) = 13x+1 is translated to g (x) = 13x-17 using the mapping statement f (x) ↦f (x) + k. What is the value of k?

1/8 of Tonys books are mystery books he has three mystery books how many books does Tony have an all

At a party, Pedro filled a punch bowl to the top with fruit punch. The punch bowl is in the shape of a half a sphere. It has radius of 9 inches. Pedro served the punch in cone-shaped cups that each have a radius of 1.2 inches and height of 4 inches.

Which algebraic expressions wound not have the same meaning if the number and the variable were reversed? A. n+8 B. m-5 C. Kx8 D. 4+X

Expand and simplify 5 (2x 4) 3 (7x-3)

If h (x) = 6-x what is the value of (h*h) (10)

a square pizza box has a width of 24 in. What is the area of the largest circular pizza that could fit in the box?

The temperature of a city changed by - 15 degrees Celsius over a 5-week period. The temperature changed by the same amount each week. Write an expression to show the average change in the temperature of the city each week.

The sum of a number and two is equal to the quotient of six and negative four

17 divided by the quantity Z minus 34 what is the expression for the phase