Sandy picked ½ of a bucket of plums, and Sally picked ½ of a bucket of plums. Sandy ate ⅓ of the pickings. How many buckets total did they pick?

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?

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

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)