What is the y-intercept of - 3x-9y=18

Solve the following system of equations: - 2x+y=1 -4+y=1

Area is the surface measurement of the inside of a plane figure. What formula do we use to find area?

Elena and Matthew are president and vice-president of their ninth-grade class at Riverside High School. They have suggested that the school sponsor a dance to raise money for the victims of a recent hurricane.

If the following is a polynomial function, then state its degree and leading coefficient. if it is not, then state this fact. f (x) = - 16x^5 - 7x^4 - 6

How much candy will each friend get if 5 people share 3/4 pound of candy equally?

If a sequence is defined recursively by f (0) = 2 and f (n + 1) = - 2f (n) + 3 for n ≥ 0, then f (2) is equal to

Vertex of - 2 (x+3) ^2+7

Boat 1 leaves a dock headed due west at 8:00 AM traveling at a speed of 12 mph. At the same time a boat 2 leaves the dock headed due south traveling at a speed of 24 mph.

A Mathematics test was taken by 4 boys and 6 girls. The mean marks of the 10 students was 49. a) Calculate the total marks obtained by 10 students. b) If the mean marks of 6 girls was 51, calculate the mean marks of 4 boys.

Find an equation using absolute value that has the given solutions, a. two solutions, 22 and 22 b. two solutions, - 51 and 5 c. two solutions, - 9 and 39 d. one solution, 18