How do you graph an absolute value function like this? f(x) = |2x-1| -3|x+1|. I don't really know how to solve it and I would be really grateful if someone could walk me through the steps.

What is the size of the matrix resulting from

According to statistics a person will devote 32 years to sleeping and watching tv. the number of years sleeping will exceed the number of years watching tv by 18. over a lifetime, how many years will the person spend on each of these activities

One side of a rectangle is 7 feet shorter than seven times the other side. find the length of the shorter side if we also know that the perimeter of the rectangle is 306 feet.