Question

How do you combine `(-3x^3+-11) - (4x^3+x^2-x)`?

Answer 1

(-3`x^3+11`) - (4`x^3+x^2-x`) = -3`x^3+11` -4`x^3 -x^2`+`x`
=-7`x^3` -`x^2` +`x`+11
(-3`x^3-11`) - (4`x^3+x^2-x`) = -3`x^3-11` -4`x^3 -x^2`+`x`
=-7`x^3` -`x^2` +`x`-11

I think