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Solve 2x + y = 5 and 3x - 2y = 11 by substitution. |
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Answer» Step-by-step EXPLANATION: y=5-2x 3x-2(5-2x)=11 3x-10+4x=11 7x=11+10 7x=21 x=21/7=3 2(3)+y=5 6+y=5 y=5-6 y=-1 therefore, x=3, y=-1 |
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