Solve. a + 7 = 1 a = a. 8 b. –8 c. –6 d. 6

If f(x) =3x-2 and g(x) =2x+1 fins (f+ g) (x)

Donald has x twenty-dollar bills and 11 ten-dollar bill. how much money does donald have? write your answer as an expression.

Acolony contains 1500 bacteria. the population increases at a rate of 115% each hour. if x represents the number of hours elapsed, which function represents the scenario? f(x) = 1500(1.15)" f(x) = 1500(115) f(x) = 1500(2.15) f(x) = 1500(215)