QUICK PLS! Which equation represents the difference quotient of f(x) for all nonzero values of h?

Solve - pv + 40 < 65 for v solve 7w - 3r = 15 for r

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41

You need to solve a system of equations. you decide to use the elimination method. which of these is not allowed? 3x - 2y = 7 3x + 4y = 17 equation 1 equation 2