Solve by elemination method
2x+3y=5 and 4x-5y=1
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Answer:
3. 2x +3y +5 = 0
2x + 3y + 5 - 5 = 0 - 5
2x + 3y = -5
2x + 3y - 2x = -5 - 2x
3y = -5 - 2x
3y/3 = -5/3 -2x/3
y = (-5/3) + ( -2/3)x
Therefore, slope = (-2/3
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