The greatest common factor of 12 and 15 is 3 because it is the greatest number divisible by both 12 and 15.
Answer:

Step-by-step explanation:
we have the expression:

We need to multiply the two terms in the first parenthesis by the two terms in the second parenthesis:

we solve each term taking into account the law of signs
(-)(-)=+
and
(+)(-)=-
also for the first term we use that 
thus we have:

it can be simplified a little more if we factor an r of the second and third term:

Answer:
y=3x-1
Step-by-step explanation:
Not enough context
Hope this helps!
:)
Answer:

Step-by-step explanation:
The tax rate is $3.78/$100 assessed

Cancel the $100 assessed.
612 × $3.78 = $2313.40
Angela's real estate tax will be 
Answer:
24x+10y≥200
Step-by-step explanation: