Question

For f(x) = -5x + 4, what is the value of x for which f(x) = 20

Answer 1

Answer:

- 3.2

Step-by-step explanation:

- 5x + 4 = 20

- 5x = 20 - 4

- 5x = 16

x = 16 / - 5

x = - 3.2