Question

Two times a number, x, plus 3 times a number, y, equals 50. Four times x minus 2 times y equals 4. What are the numbers?

Answer 1

The answer should be D. If you plug it in,

-11 x 2 = -22 24 x 3 = 72

72 -22 = 50


4 x -11 = -44 2 x 24 = 48

48 -44 = 4