Question

I broke my laptop sorry about the spots

Answer 1

Answer: $3x^2-x+3$

Step-by-step explanation:

$(4x^2-x+6)-(x^2+3)$

Distribute the negative sign. This basically changes all the signs inside the parentheses.

$4x^2-x+6-x^2-3$

Combine like terms;

$3x^2-x+3$