Which of the following is NOT a possible rational root of the polynomial P(x) = 5x^4 + 3x^3 + 4x^2 + 15

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2

At 6 1/2 cents per pound of string beans how much does 7 pounds cost