If 2x + y = 7 and 3x – 2y = 3, by how much is 7x greater than 10?

A. 1

B. 3

C. 7

D. 10

E. 17

Correct Answer: Option C

**C. 7**

Explanation

2x + y = 7 = i

3x – 2y = 3 = ii

i x 2 + ii = 4x + 2y = 14

3x−2y=37x=17

x = 177 = 7x = 17 x 1/7 x 7

17 – 10 = 7

## Recent Comments