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09-02-2017
Mathematics

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Solve this equation using substitution: y=-2x+5; -3x+2y=17

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Аноним Аноним

09-02-2017

Yes my dear~♥️
y=-2x+5
change to 2x+y=5
Then times 2.
So it became 4x+2y=20
4x+2y+3x-2y=3
7x=3
x=3/7
y=4 1/7
That's your answer my dear~♥️

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