To prove two equations have infinite solutions, you have to prove that those two equations are the same equations, but in a different form.
For example: Prove the equations are infinite
5y=2x+7
10y=4x+14
If you multiply the first equation by 2, and substitiute any of the numbers, you will get 0=0
Answer:
Step-by-step explanation:
There is one large case with 20 cars and 3 small cases with n cars in each.
<u>Possible number of cars C is:</u>
Before answering that question need to know how much iron , vitamincs. etc are in brand A &B
Yes you are correct, GCF of both terms is x, so you can factor x out.
3x - x² ⇒ x(3 - x)
