8/11(n-10)=64 i need to show my work to

Part a : solve -vp + 40 < 65 for v part b : solve 7w - 3r = 15 for r show your work .

What properties allow transformation to be used as a problem solving tool

The length and width of a rectangle are consecutive even integers the area of the rectangle is 120 squares units what are the length and width of the rectangle