Heidi a jewelry salesperson earns a commission of $55 every time she sells a diamond ring how many rings does she have to sell to earn $605 ? choose the equation that correctly calculates the amount

What is the ratio of the change in y-values to the change in x-values for this function? a) 1: 13 b) 2: 5 c) 5: 2 d) 13: 1

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.

Johnny rode his bike to a friends house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was unable to play. what was his displacement for the total bike ride trip? what could you use as a reference point ? show the steps to solve this problem.