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Y=2x+1 x+y=7 pls help meeeeeeeee
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Y=2x+1 x+y=7 pls help meeeeeeeee

User Justin Zhang
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Answer:


y = 2x + 1 \\ substitute \: for \: y \: in \: x + y = 7 \\ x + (2x + 1) = 7 \\ 3x = - 6 \\ x = - (1)/(2) \\ y = 2( - (1)/(2) ) + 1 \\ y = - 1 + 1 \\ y = 0

User Targumon
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