If it’s only 1.4x + 3.5y then that’s the answer because you can’t do anything with them. Since one has an x variable and the other has a y variable you can’t combine them together.
Just substitute the values: -1/-10-6 -> -1/-16 -> 1/16.
You will have to go step by step
Answer: 9 days.
Step-by-step explanation: 27 / 3
Answer:
She needs to sell 15 boxes of cookies to reach her goal