Let f(x) = 7x - 13. Find f-1(x).

41/17 as a decimal rounded to the nearest hundredth

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup

Damon makes 20 cups of lemonade by mixing lemon juice and water. the ratio of lemon juice to water is shown in the tape diagram. lemon juice\text{lemon juice} lemon juice water\text{water} water how much lemon juice did damon use in the lemonade? cups