Answer:
a=3 b=5
Step-by-step explanation:
They will equal each other and make infinite solutions
Answer:

Step-by-step explanation:
To divide fractions, here are your steps:
1) Invert the fraction you are dividing by.
2) Multiply the numerators and denominators.
3) Simplify if necessary.
1)
/ 
2)
= 
3)
Cannot be further simplified.
The perimeter is 10.3. I think that's already in significant digits, but I'm not sure. We just got finished learning that in chemistry and it confused me to death!