Can someone help me out!!!!!
solve graphically: 2x+y=7
x-2y=-4
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Answered by
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Answer:
Step-by-step explanation:
2x - y = 7
X - 2y = 5
2x - y = 7
2(X - 2y = 5)
2x - y = 7
2x - 2y = 10
2x - y = 7
-2x + 2y = -10
y = -3
X - 2y = 5
X - 2(-3) = 5
X +6 = 5
X = 5-6
X = -1
Answered by
0
2x - y = 7
X - 2y = 5
2x - y = 7
2(X - 2y = 5)
2x - y = 7
2x - 2y = 10
2x - y = 7
-2x + 2y = -10
y = -3
X - 2y = 5
X - 2(-3) = 5
X +6 = 5
X = 5-6
X = -1
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