Question

If y(x) = 4x, what is x when y(x) = 4?

a.2
b.1.
c.4
d.0

Answer 1

b. 1

Explanation:

Step 1: Define

y(x) = 4x

y(x) = 4

Step 2: Substitute and Evaluate

4 = 4x

x = 1