ajl05
28.07.2019 •
Mathematics
Sonny substituted 5 for x in the proportion 16/x =48/12 and cross multiplied to get 240 = 240. why is this?
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Ответ:
16 * 12 = 5 * 48
192 = 240
which is incorrect so 5 cannot be the solution of the equation.
substituting 4 for x will give you 192=192
Ответ: