WILL GIVE BRAINLIEST. If 3x+5y=13 and 6x+7y=20, find the value of y/x

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)

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

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary