1. Below is Amie’s work for a homework problem. Her teacher marked her problem as incorrect. You will need to correct her mistake and explain what she did wrong. 18-(-13)= 5

What is the correct answer to the problem above?

Explain what she did wrong and how to fix.

(Math Integers) Show work please thank you!

Aschool typically sells 500 yearbooks each year for 50 dollars each. the economic calls does a project and discovers that they can sell 100 more yearbooks for every $5 decrease in price. the revenue for yearbook sales is equal to the number of yearbooks sold times the price of the yearbook. let x represent the number of $5 decrease in price. if the expression that represents the revenue is written in the form r(x)=(500+ax)(50-bx). to maximize profit, what price should the school charge for the yearbooks? what is the possible maximum revenue? if the school attains the maximum revenue, how many yearbooks will they sell?

Which represents the inverse of the function f(x) = 4x? h(x) = x + 4 h(x) = x – 4 h(x) = x h(x) = x

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls