Question 637833


{{{2x^3 + 5x - 3- (x^3 + 5x - 10)}}}

{{{2x^3 + 5x - 3-x^3 -5x + 10)}}}

{{{(2x^3-x^3) + cross(5x) -cross(5x) + 10-3)}}}

{{{x^3 + 7)}}}