Solve the inequality 5x + 3 2 48
1 answer:
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Answer:
I got the answer of 21.99115. Do I need to round too? If so, look up a rounding calculator and you can put in that decimal number and round to what the question says to round to.
I hope this helps!
Answer:
30 first-class tickets were sold and 260 coach tickets were sold.
Step-by-step explanation:
Let a first-class ticket be represented by f and let a coach ticket be represented by c.
On a particular flight, a jumbo jet was carrying 290 passengers. So, the sum of the first-class tickets and coach tickets must sum to 290:
The total income was $95,280. Therefore:
We can now solve the system of equations. First, we can simplify the second equation by dividing everything by 8:
From the first equation, we can subtract f from both sides:
Substitute:
Distribute:
Simplify:
So:
From the previous equation:
Substitute:
30 first-class tickets were sold and 260 coach tickets were sold.
Answer:
If should be 10.4 for c and -3558.4 for the total answer
Step-by-step explanation:
By using the theorem
You will get 10.4.
Now plugging that number to that other formula, I got -3558.4
Hope this helped