Solve the simultaneous equations y = x + 2 and 3y + 2x = 6.
- x = 0, y = 0
- x = 0, y = 2
- x = 2, y = 0
Explanation
Substituting y = x + 2 into 3y + 2x = 6 gives 3(x + 2) + 2x = 6, which simplifies to 5x + 6 = 6, so 5x = 0 and x = 0. Putting x = 0 back into y = x + 2 gives y = 2.
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