30.25. Thirty is the whole number, therefore it goes before the decimal. The 25 hundredths come after the decimal. The first Slot after the decimal is the tenths. And the second is the hundredths. .25 is twenty five hundredths.
The first condition is for the perimeter of the equation so:

Now the secon condition is that the sum of two sides should be:

so the negative option and 0 don't make sence dor a distance, then we try with the value of b=0.5
So in the first equation will be:

So the condition:

this is false, so the solution is
5x-4=16. I hope this helps :)
Answer:
27
Step-by-step explanation:

Uh sure what type of cereal?