Suppose a triangle has side a, b and c, and let e be the angle opposite the side of length a. If cose< 0, what must be true?

What is the y-intercept of the line given by the equation

3women sell hats at a craft fair weekly. the money they make at the fair is split into categories. 9% goes to pay taxes. $55 goes to pay rent for the space they sell in. the rest is split between the women. if the group make $706 at the fair, how much does each women get paid once the money is divided

What is the value of x in the equation7x+2y=48 when y=3