Answer:

Step-by-step explanation:

Answer:
71
Step-by-step explanation:
x + (x+2) + (x+4) + (x+6) + (x+8) + (x+10) = 456
6x + 30 = 456
add -30 to each side
6x = 426
divide each side by 6
x = 71
Great, because y=2x+5 is 3xy kay.
When you factor the equation you get:
(n-2)(3n²+4)
Answer:
i do not know srry
Step-by-step explanation:
i think u should try and solve it with a better teacher