Identify an equation in point slow form for the line perpendicular to y=-4x-1 that passes through (-2,7) a) y+2=1/4(x-7) b) y-7=1/4(x+2) c) y-7=4(x+2) d) y+7= -1/4(x-2)

The volume of a cube-shaped shipping container is 13,824 cubic inches. find the edge length of the shipping container.

Isabel graphed the following system of equations. 2x – y = 6 y = -3x + 4 she came up with the solution (2,-2). what were the 3 steps she did to get that solution? (make sure they are in the correct order)

At store a, erasers are sold individually. the cost y of x erasers is represented by the equation y=0.75x. the costs of erasers at store b are shown in the graph.