2n + 2n = 2n squared and 17 + 21 = would be 38
so answer is : 38 + 2n squared
You just cross multiply and then simplify
Answer:
the graph is correct if the lie you are plotting is y=3x+3
Answer:
Coefficients: 2 4 1 6
(these are the non-variable number but can be followed by a variable. if no number is written before a variable it is an unwritten 1)
Degrees: 9
(this is the sum of all exponents of the variables. If there is no exponent there is (again) an unwritten 1)
Hope this helps