How many solutions does this linear system have?
Y=-1/2x +4x+2y=-8

Which shows the pre image of triangle xyz

Find the volume of the described solid.the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x.a) 441b) 147c) 864d) 882

Keith runs 5 miles in 38 minutes. at the same rate, how many miles would he run in 57 minutes