How do you simplify x^3+(5x^2-6x-1)x+7x^2? Algebra Polynomials and Factoring Multiplication of Monomials by Polynomials 1 Answer sankarankalyanam Jun 18, 2018 color(purple)(=> 6x^3 + x^2 - x Explanation: #x^3 + (5x^2 - 6x - 1)x + 7x^2 => x^3 + 5x^3 - 6x^2 - x + 7x^2, "removing bracket" => x^3 + 5x^3 + 7x^2 - 6x^2 - x, " bringing like terms together" color(purple)(=> 6x^3 + x^2 - x Answer link Related questions What is Multiplication of Monomials by Polynomials? How do you multiply monomials by polynomials? How do you multiply monomials by monomials? How do you multiply (3xy^5)(-6x^4y^2)? How do you multiply and simplify 6ab(-10a^2 b^3+c^5)? How do you simplify -3a^2b(9a^2-4b^2)? How do you multiply y(xy^4)? How do you multiply (2x-1)(x^3-2x^2+3x-4)? How do you multiply (5n^2)(2n^5 - 2n^3 3n^7)? How do you simplify 2t^2+(3+5)(4t)? See all questions in Multiplication of Monomials by Polynomials Impact of this question 1577 views around the world You can reuse this answer Creative Commons License