Based on the following system of equations, determine the number of solutions. 3x + 2y = 20 y + 9 = 8x select one: a. no solutions b. one solution c. two solutions d. infinitely many solutions

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

Suppose you are an avid reader and are looking to save money on the cost of books instead of paying about $20 for each book, you decide to look into purchasing a kindle for $120 you can purchase e-books for about $5 each 1. find the slope-intercept equation for the cost of the hard copy of books using x to represent the number of books 2. find the slope-intercept equation for the cost of the kindle with cost of e-books using x to represent the number of books