Answer: Divide the 4/4 then subtract that from 12.
Step-by-step explanation:
Use PEMDAS. The Division comes first, then the subtraction.
Answer:
33 degrees
Step-by-step explanation:
(4x+1) and (2x-19) add up to 180 degrees

Answer:
Step-by-step explanation:
9, because 18 multiplied by 3 is equal to 54
54 multiplied by 2 is equal to 108
And,
108 divided by 12 is 9.
Common factor is an expression that is common. Her we can see 2x+5 is a factor for both of the terms so it is the common factor.