How much greater is (20x^2 + 15x + 13) + (-19x^2 + 17x + 5)? Algebra Polynomials and Factoring Addition and Subtraction of Polynomials 1 Answer Alan P. Jul 10, 2015 color(red)((20x^2+15x+13))+color(blue)((-19x^2+17x+5)) is color(green)((x^2+32x+8)) and color(red)((20x^2+15x+13)) is color(green)((39x^2-2x+8)) greater than color(blue)((-19x^2+17x+5)) Explanation: Interpretation 1 {:(,"(",20x^2,+15x,+13,")"),("+","(",-19x^2,+17x,+5,")"),("=","(",x^2,+32x,+18,")"):} Interpretation 2 {:(,"(",20x^2,+15x,+13,")"),("-","(",-19x^2,+17x,+5,")"),("=","(",39x^2,-2x,+8,")"):} Answer link Related questions How do you add two polynomials? How do you subtract two polynomials? How do you add and simplify 3x^2-4x+7 and 2x^3-4x^2-6x+5? How do you subtract 5b^2-2a^2 from 4a^2-8ab-9b^2? How do you simplify (6.9a^2-2.3b^2+2ab)+(3.1a-2.5b^2+b)? How do you simplify (-t+15t^2)-(5t^2+2t-9)? How do you subtract (-5m^2-m)-(3m^2+4m-5)? How do you add two polynomials if they don't have like terms? How do you simplify (3a+4b)-(-6a-3b)? How do you subtract (x^2-8x+7)-(6x^2+7x-3)? See all questions in Addition and Subtraction of Polynomials Impact of this question 1919 views around the world You can reuse this answer Creative Commons License