(-6x^2-x)-(-4x^2+10x-1)
will give brainlest and 20 points and please hurry

What is the difference between the number of adult dogs at the park on monday and tuesday

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

Ineed i been stuck on this question since yesterday