danielaguardado63
04.10.2020 •
Mathematics
5x-11z=21 48x+4z=92 solve for x
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Ответ:
Step-by-step explanation:
20x - 44z = 84
528x + 44z = 1012
548x = 1096
x= 2
48(2) + 4z = 92
96 + 4z = 92
4z = -4
z = -1
(2, -1)
Ответ: