aperez4102
23.08.2019 •
Mathematics
X/42=3/7 using two different strategies
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Ответ:
One way:-
Cross multiply
x*7 = 7
42*3 = 126
7x = 126
7x/7 = 126/7
x= 18
Final x= 18
Another way:-
x/42 = 3/7
7 times what equals 42? 6
3*6 = 18
Final x= 18
Ответ:
38
Step-by-step explanation: