If z varies directly as x and y. what happens to the value of z if z is decreased by 25% and y is decreased by 20%.

There are 230 calories in 4 ounces of a type of ice cream. how many calories are in 6 ounces of that ice cream?

Given the replacement set {–3, –2, –1, 0, 1, 2, 3}, determine the solution/s for the following equations and inequalities. show your step-by-step computations to prove your conclusion. 1) x + 8 < 10

What is the answer in the problem 6²×23+(400÷2)? ​