Answer:
c no is right answer ..................
X^2+3x+1+4x-1+2x^2
Combine like terms:
x^2+2x^2=3x^2
3x+4x=7x
1+(-1)=0
Solution:
3x^2+7x
All you can do here is simplify it
Answer:
$52.70
Step-by-step explanation:
Answer:
10 cm
Step-by-step explanation:
Because it is a parrallogram and by its property it will be 10