10

Set 1: Linear Functions (Beginner)

Explanation

Answer: C

PROBLEM

If f(x) = x + 10, find f(-3).

If f(x) = x + 10, find f(-3).

A.

13

B.

-13

C.

7

✓ Correct
D.

-7

Detailed Explanation

Choice C is the best answer. f(-3) = -3 + 10 = 7

Why others are wrong:
A: 13 is incorrect because it does not satisfy the equation.
B: -13 is incorrect because it does not satisfy the equation.
D: -7 is incorrect because it does not satisfy the equation.

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