Mathematics, 08.03.2020 23:43 Thania3902
Step by step how do I solve system of three linear equations in three variables by means of a combination of substitution and addition elimination
2x-y +3z=-14
4x+2y-z=12
6x-3y+4z=-22
I don't understand which two I add or subtract
Answers: 2
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Step by step how do I solve system of three linear equations in three variables by means of a combin...
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