arod20061
19.10.2020 •
Mathematics
7:x=2:3.
Find the value of x.
Please help its due tomorrow :/
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Ответ:
x=10.5
Step-by-step explanation:
think of ratios in terms of this 7/x, 2/3
so when you think of it like that the equation would be 7/x=2/3
After this you use proportions to solve, so you cross multiply
2x=21
Then you finally solve for x
x=10.5
Ответ:
the result is 77
Step-by-step explanation:
70 + ( 10/100 × 70 )70 + 777i hope it helped.