Solve equation by using the quadratic formula. 15x^2+13x=0
a. x= -13/15, 0
b. x= 0
c. x= 13/15,0
d. x= + 13/15

Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?

Math each whole number with a rational,exponential expression

What are the solutions to the following equation? |m| = 8.5 the value of m is equal to 8.5 and because each distance from zero is 8.5.