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layla063
@layla063
June 2022
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помогите решить систему
8у-х=4,
2х-21у=2
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MMMAAA97
X=8y-4
2(8y-4)-21y=2
16y-8-21y=2
-5y=10
y=-2
x=8y-4=-16-4=-20
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Answers & Comments
2(8y-4)-21y=2
16y-8-21y=2
-5y=10
y=-2
x=8y-4=-16-4=-20