The answer is 3x^2 - 2.
x^2+3y-3+2x^2-3y+1
Add the like terms together, you get 3x^2 - 2
Answer:
idk
Step-by-step explanation:
Answer:

Step-by-step explanation:
You just subtract the new elevation from the original, 
Answer:
675 pounds
Step-by-step explanation:
12.5 multiplied by 54 He gets 54 pounds from one acre and he has 12.5 acres so each acre is 54 pounds.