Christian has x quarters and y dimes, having at least 18 coins worth a maximum of $3.60 combined. No less than 4 of the coins are quarters. Solve this system of inequalities graphically and determine one possible solution. PLEASEEE HELP !!

Compare these two waves: the blue and orange waves have the same pitch, but the blue wave is louder. the blue and orange waves have the same volume, but the blue wave has a higher pitch. the orange wave has a higher pitch, but the blue wave is louder. the blue wave has a higher pitch, but the orange wave is louder.

If two parallel lines are cut by a transversal, interior angles on the same side of the transversal are supplementary. a. always b. sometimes c. never

Plz , will award brainliest find an equation for the line that goes through the points (5,-8) and (13,4)