Question

4x-y=14
3x+y=7
By elimination by substitution method

Answer 1

Answer:

Yes

Step-by-step explanation:

4x-y=14.......{1}

3x+y=7........{2}

.: let substitute by equestion 2

.:3x+y=7

.:y=7-3x

Answer 2

Answer:

$4x - y = 14 \\ \\ 3x + y = 7. \\ \\ - - - - - - - - \\ \\ 7x = 21 \\ \\ = > x = 3 \\ \\ put \: x = 3 \: in \: equation \: 1. \\ \\ 4(3) - y = 14 \\ \\ 12 - y = 14 \\ \\ y = - 2 \\ \\ \\ please \: mark \: as \: brainliest$

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