Solve the following system of linear equations graphically
2x - y = 1 ,x - y = -1

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

You have a square piece of cardboard that measures 14 inches on each side. to build a box, you cut congruent squares out of each corner of the cardboard. use the picture to find the area of the cardboard you were used to build the box