X — бу + 2x = 5 2x – 3y+z = 4 3х +4y - z = -2 help on how to do it , its about substitution.

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Chris Withers · Answer 1 · 2021-04-20T05:52:54+0000

Solve the following system of equations for x: 4x + 6y = 68 2x + 6y = 76 A. x = - 14 B. None of these. C. x = - 4 D. x = 14 E. x = 4
Top answer · 3 votes
option C is correct More

X — бу + 2x = 5 2x – 3y+z = 4 3х +4y - z = -2 help on how to do it , its about substitution.

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X — бу + 2x = 5 2x – 3y+z = 4 3х +4y - z = -2 help on how to do it , its about substitution. ​

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X — бу + 2x = 5 2x – 3y+z = 4 3х +4y - z = -2 help on how to do it , its about substitution.