oscarquesada1 oscarquesada1

13-07-2014
Mathematics

contestada

It solves the systems of equations.
To find the method indicated like:
1. Determinants
2. Equalization
3. Reduction
4. Substitution
please...:)

It solves the systems of equationsTo find the method indicated like1 Determinants2 Equalization3 Reduction4 Substitutionplease class=

It solves the systems of equationsTo find the method indicated like1 Determinants2 Equalization3 Reduction4 Substitutionplease class=

It solves the systems of equationsTo find the method indicated like1 Determinants2 Equalization3 Reduction4 Substitutionplease class=

It solves the systems of equationsTo find the method indicated like1 Determinants2 Equalization3 Reduction4 Substitutionplease class=

It solves the systems of equationsTo find the method indicated like1 Determinants2 Equalization3 Reduction4 Substitutionplease class=

Respuesta :

crisforp crisforp

14-07-2014

3. Reduction

For example,
11x - 3y = 69
-3x + 3y = 3
___________
8x + 0y = 72 => x = 72/8 => x = 9 => -27 + 3y = 3 => 3y = 30 => y = 30/3 => y = 10.

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