Using the linear combination method, what is the solution to the system of linear equations 7x-2y = -20 and 9x+4y=-62
A(-3,2)
B(-2,3)
C(2-3)
D(3,-2)

In an isosceles triangle, the vertex angle is 112 degrees. what is the measure of each base. a.34 b.24 c.44 d.54

Apyramid fits exactly inside a cube. the cube and the pyramid share the same square base, and they are both exactly the same height. the volume of the cube is 66 cubic inches. what is the volume of the pyramid? explain your answer. answer asap

Which of the following shows the graph of y=2e^x?