Solve the following system of equations graphically on the set of axes below. y = x - 1
2x + y = -7
Plot two lines by clicking the graph.

Can (2,3 and square root 10) be sides ona right triangle?

Kapil needed to buy a long wooden beam. he went to two sawmills that each charge an initial fee plus an additional fee for each meter of wood. the following equation gives the price (in dollars) of a wooden beam from the first sawmill as a function of its length (in meters). p = 5+20xp=5+20x

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?