Solve each word problem using a system of equations. Use substitution or elimination Sue has 100 dimes and quarters. If the total value of the coins is $21.40, how many of each kind of coin does she have?

What is the inverse of the function f(x)=2x+1

Hi i’m not sure how to do question 20 if u could explain how to do it that’d b great

Astrid spent $36 on new shoes. this was $12 less than twice what she spent on a new skirt. part a: which equation would solve for how much she spent on the skirt? part b: solve the equation in the workspace provided below. how much did astrid spend on her skirt?