The 15 lbs at $7=$105
So multiple 5x9 as a test and check results. 105-45=60
Here you can see that 60 is a factor of 6 by 10 so you got lucky and got the answer of 10lbs at $6 & 5lbs at $9=15 lbs at $7 average
Answer:
-2/3 or 1/2
Step-by-step explanation:
both eqn equal to zero
then we know that
Answer:
I have attached the work to your problem.
Please see the attachment below.
I hope this helps!
Answer:
I think it is 4, 14?
Step-by-step explanation: