Answer:
4n^2 + 22n
Step-by-step explanation:
10(n^2+n) -6 (n^2 - 2)
10n^2 + 10n - 6n^2 + 12
4n^2 + 22n
1 = B 2 = C I hope it helps
Answer:
80
Step-by-step explanation:
because 8 is in tens place
so it´s value is 8*10=80
Answer:
y=2x+2
Step-by-step explanation:
