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aminacat1f
@aminacat1f
July 2022
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помогииитееее срочно!!!
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Universalka
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1) если x/y = 0,2, то x= 0,2y , тогда
y / x = y / 0,2y = 5
2) (4x - 9y) / x = (4 * 0,2y - 9y) / 0,2y = (0,8y - 9y) / 0,2y = 8,2y / 0,2y = 41
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Answers & Comments
Verified answer
1) если x/y = 0,2, то x= 0,2y , тогдаy / x = y / 0,2y = 5
2) (4x - 9y) / x = (4 * 0,2y - 9y) / 0,2y = (0,8y - 9y) / 0,2y = 8,2y / 0,2y = 41