Question

How do you simplify the polynomial `3x^3+x+2x^3-4x^2+14y-2(y+x)`?

Answer 1

5x³-4x²-x+12y

Explanation:

`3x³+x+2x³-4x²+14y-2y-2x`
`3x³+2x³-4x²+x-2x+14y-2y`
`5x³-4x²-x+12y`