Question

What is the value of y in the solutions of the system of equations: 3x+4y=3 and 2x-4y= 12?

Answer 1

3x + 4y = 3

2x - 4y = 12

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5x = 15

x = 3

3(3) + 4y = 3

9 + 4y = 3

4y = -6

y = -1.5