# SAT Math Multiple Choice Practice Question 398: Answer and Explanation

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**Question: 398**

**2.** If , what is the value of *x* ?

A. -

B.

C.

D. 0

E. 2

**Correct Answer:** C

**Explanation:**

**C** Try Plugging In The Answers. Starting with C, put in for *x*:

Cross-multiply: . So C is correct. Another way would be to cross-multiply first to get 2*x*^{2} + 4*x* = 2*x*^{2} + 2. Subtract 2*x*^{2} from both sides to get 4*x* = 2. Divide by 4 to get *x* = .