Solve for x.

5x to the second power - 80=0

A. {16}

B. {4}

C. {4, - 4}

D. {16, - 16}

An art gallery sells paintings at. 35 per square inch If the painting is 2 feet 3 inches by 3 feet 5 inches, how much would the painting cost?

There are 6 candidates for student council president, 3 candidates vice-president, and 4 candidates for treasurer. In how many different ways can a president, vice-president, and treasurer be chosen?

Jill says that 12.6 (terminating decimal) is less that 12.63. Explain her error.

The position of a swimmer below sea level is represented by - 5 meters. The diver descends an additional 3 meters below sea level.

Let g (x) = - x2 + 4x + 2. Find and simplify g (-2).

Solve I = Prt for P when I = 5,480 r=.04, and t=7

Find the sum of three consecutive odd integers if the sum of the first two integers is equal to twenty-four less than four times the third integer

Jocelyn's weight during months of dieting is described by the function f (m) = - 6m+172. How many months how many months had she been dieting when her weight was 130 pounds?

There are values of t so sin t=0.3 and cos t=-0.6 true or false

at lmelda's fruit stand, you bought 5 apples and 4 oranges for $10, and your friend bought 5 apples and 4 oranges for $11.