Amber423
20.09.2020 •
Mathematics
207x + 4) = 18
If Karis solves the equat
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Ответ:
207x + 4 = 18
207x +4 -4 = 18-4
207x = 14
207x/207 = 14/207
x = 14/207
Ответ:
1/4 + 1/7 = 1/x rate
Common denominator = 28x
7x + 4x = 28
11x = 28
x = 28/11
x = 2.54 hours
x = 2hrs 32mins 44secs.
Hope this helps.