Afirst number plus twice a second number is 14 twice the first number plus the second totals 31

What is the value of x? enter your answer in the box. photo attached.

Determine whether the points (–3,–6) and (2,–8) are in the solution set of the system of inequalities below. x ? –3 y < 5? 3x + 2 a. the point (–3,–6) is not in the solution set, and the point (2,–8) is in the solution set. b. neither of the points is in the solution set. c. the point (–3,–6) is in the solution set, and the point (2,–8) is not in the solution set. d. both points are in the solution set.

(-y to the power of 2 - 4y- to the power of 2 -6 y +3)