Look at the graph:
what is the relationship between x and y?
y and x stay constant
y increases as x increases
y dcreases as x increases
y stays constant as x increases

Matt and brian were solving a system of equations. they both noticed that the two lines had the same slope. brian said that because each line in the system had the same slope, the two lines had to be parallel, which meant the solution to the system was "no solution" matt disagreed, and said they should also look at the y-intercepts before determining how many solutions there were. who is correct?

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

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?