Answer:
a)3/7
b)25%
Step-by-step explanation:
42.365
i used a calculator
remember that if and . This means that always is a positive number.
Then, there are no numbers such that because -3 is a negative number.
Answer
30 minutes
You can't find y in this way
You should know the value of x
But you can say
Y=7x
yeah why not but here is nothing to find tho!