2х + Зу = 73х - у= 5 – InterviewSolution

1.

2х + Зу = 73х - у= 5

Answer»

Step-by-step explanation:

2x+3y=7(equation 1)

3x-y=5(equation 2)

multiplying then equation NUMBER 2 by 3=9x-3y=15

2x+9x+3y-3y=7+15

11x=22

x=2

y=1

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