Patrick B. answered 04/27/19
Tutor
4.7
(31)
Math and computer tutor/teacher
S = A + 120
T = S + 190 = (A+120)+190 = A+310
A + A+120 + A+310 = 580
3A + 430 = 580
3A = 150
A = 50
S = 170
T = 360
Patrick B. answered 04/27/19
Math and computer tutor/teacher
S = A + 120
T = S + 190 = (A+120)+190 = A+310
A + A+120 + A+310 = 580
3A + 430 = 580
3A = 150
A = 50
S = 170
T = 360
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