Please help fast. will mark brainliest

X=-3 It’s pretty simple, look at the line starting from (4,0) and look at the other side of the line in the second quadrant; (-3,7).

You can find the area of a rectangle by multiplying the length and height. so multiply 1/2*7/4(which is the simpler version of 1 3/4) and you get 7/8 as your answer.