Question

3x + 2y = 6
x - y = 3
how many solutions are there

Answer 1

1

Explanation:

Multiply the second equation by 3 to get

2x-2y=6

Add this to the first equation to get

5x=12

x=12/5

Solve the second equation for y

y=x-3=12/5-3=12/5-15/5=-3/5