Susan, chang, and henry sent a total of 127 text messages over their cell phones during the weekend. chang sent 3 times as many messages as henry. henry sent 7 fewer messages than susan. how many messages did they each send?

2x+3y=12 x-y=6 solve the following system equations

Select the correct answer what is the most direct use of a compass in geometric constructions? a. to draw congruent angles b. to draw arcs of a given size c. to draw perpendicular lines d. to draw straight lines reset next next

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1