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Write an equation for each line

Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2

Marcus and cody both leave the park at the same time, but in opposite directions. if cody travels 6 mph faster than marcus and after 4 hours they are 64 miles apart, how fast is each traveling? solve using rare times time = distance.

The trapezoid below has been enlarged by a scale of 1.5. what is the area of the enlarged trapezoid?