citlalihl6 citlalihl6

28-12-2017
Mathematics

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how many solutions does this system have. y=2x+1 -4x+2y=2

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choixongdong choixongdong

28-12-2017

y=2x+1 (1)
-4x+2y=2 (2)
2y = 4x + 2
divide the equation both sides by 2
y = 2x + 1

so both equations are the same
answer
infinitely many solutions

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