Consider the function f(x)=75(5)^-x. When the value of x is increased by 2, the value of f(x) is

How many $20 bills do you need to have to make $280

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