What is the area of the trapezoid below?

What is the result of adding the system of equations? 2x+y=4 3x-y=6

6x + 3y = -6 2x + y = -2 a. x = 0, y = -2 b. infinite solutions c. x = -1, y = 0 d. no solution

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250