Question

Given f(x) = 10(3 - 2x), what is the value of f(-9)?

Answer 1

Answer: 210

Explanation:

f(x) = 10(3 - 2x)

f(-9) = 10(3 - 2(-9)

f(-9) = 10(3+18)

f(-9) = 10(21)

f(-9) = 210