Question

Solve this system of equations using substitution. Put your answer in ordered pair form, (x, y).
a = 3b - 4
a + b =16

Answer 1

(11,5)

Answer 2

3b-4+b=16
4b-4 = 16
4b = 20
b = 5, a = 3*5-4 = 11

Answer 3

Thanks