Please help!! -5 = 7 + 3r
R would equal -4. Subtract 7 from each side & youll get -12=3r then divide each side by 3.
Hi!-5 = 7+3r-5-3r = 7+3r-3r-5-3r = 7-5-3r+5 = 7+5-3r = 12-3r 12▬ = ▬-3 -3r= -4
