To simplify:
First, distribute the negative sign in front of the second expression:
x^2 - 4/5x - 10 - x^2 + 4x + 4/5x + 10
Now, combine like terms:
x^2 - x^2 - 4/5x + 4x + 4/5x - 10 + 10= 0 + 4x - 10 + 10
This simplifies to:
4x
To simplify:
First, distribute the negative sign in front of the second expression:
x^2 - 4/5x - 10 - x^2 + 4x + 4/5x + 10
Now, combine like terms:
x^2 - x^2 - 4/5x + 4x + 4/5x - 10 + 10
= 0 + 4x - 10 + 10
This simplifies to:
4x