7x5
What is a: Monomial
x2+xyz
What is: 3
(5x+3)+(4x-7)
What is: 9x-4
5x2- 8x2
What is: -3x2
-27Y4Z2
What is a: Monomial
10x2y3+12
What is: 5
(5x2+3x)+(3x2+4x-7)
What is: 8x2+7x-7
(6x-8)-(6x+8)
What is: -16
4xy3+6y2
What is a: Binomial
7a3b2 + a2b2
What is: 5
(-4x3+3x2+4)+(5x3+2x-8)
What is: x3+3x2+2x-4
(5a2b+4b2)-(8a2-3a2b)
What is: 8a2b-8a2+4b2
16x4y3+6y2 -3x -5
What is a: Polynomial
4xy5+6y2-10xy4
What is a: 6
(-7x3 + 8x + 9) + (-9 - 8x +7x3)
What is: 0
(x2-8)-(3x3+6x-4+9x2)
What is: -3x3-8x2-6x-4
3ab6 - 6b+ 34ab6
What is a: Binomial
9y7+11xyz6
What is: 8
(-6x7+3x2 -2x)+(3x7+2x3)+(4x3-6x)
What is: -3x7+6x3+3x2-8x
(12x2+x) - (-9x2+x7- 8x)
What is: -x7+21x2+9x
(3x^2)/y+5xy
What is: Not a polynomial
xy9+6x4y7-x10
What is: 11
(50x8+29x4 -6x2)+(23x5 -30x4+10x2)
What is: 50x8+23x5 -x4+4x2
(5a4 -3a2b+4b) - (3a4+3ab2+10b)
What is: 2a4-3a2b-3ab2 -6b