(-19,55) x is equal to -19 and y is equal to 55
Answer:

Step-by-step explanation:
Here is one example:




<span>a.p({a,b,{a,b}}) is the answer
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The answer is 49/9 because you can first convert the fraction into a decimal and devide 4 and 0.9 and you will get 5.4 repeating and which is 49/9
Let:
100%---------------->24h
30%------------------>xh
Using cross multiplication: