Work out the value of 3x + 5y
when x = -5 and y = 5

If you could answer these your a life saver

2x minus y equals 6, x plus y equals negative 3

5. (04.07)which of the following exponential functions goes through the points (1, 12) and (2, 36)? (2 points)f(x) = 3(4)^xf(x) = 4(3)^-xf(x) = 3(4)^-xf(x) = 4(3)^x