3x+4y=10 and 2x-2y=2
by graphical representation....
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Answer:
3x + 4y = 10
2x - 2y = 2
2*(3x + 4y) = 10 * 2
3*(2x - 2y) = 2*3
6x + 8y = 20
-6x + 6y = -6
14y = 14
y = 1. ✓
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