sophie9271 sophie9271

21-09-2017
Mathematics

contestada

-3x+2y=25
19x+3y=-33

Respuesta :

meredith48034 meredith48034

21-09-2017

-57x+38y=475
57x+. 9y= -99

47y= 376

y=8

-3x+16=25

-3x=9

x=-3

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