ladponder ladponder

30-08-2017
Mathematics

contestada

1.) 2x + y = 3
2.) x - 2y = -1
If equation 1 is multiplied by 2 and then the equations are added, the result is
3x = 2
3x = 5
5x = 5

Respuesta :

JoshDaBoss239 JoshDaBoss239

30-08-2017

5x=5
If it was any other solution, the equations would'nt make sense

Answer Link

elissa87 elissa87

30-08-2017

5x=5 if it was any other solution, the equation woluld not make sense.

Answer Link

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