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Sorry for the quality. please help x
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2 votes
Sorry for the quality. please help x

Sorry for the quality. please help x-example-1
User Beigel
by
5.3k points

1 Answer

2 votes
*(1)

f * (g + 9) = 60 \\ f * g + 9 f = 60
*(2)

g * f = 24
(2),(1) :

24 + 9f = 60 \\ 9f = 60 - 24 = 36 \\ f = 36 / 9 = 4
(2) :

g * f = 24 \\ 4g = 24 \\ g = 24 / 4 = 6
User Hotschke
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