(2x + y) + (x + y)
3x + 2y
(t + 5) - (-2t + 7)
3t -2
(t + 2) (t - 1)
t2 + t - 2
(t2 - 1) + (3t2 - 4)
4t2 - 5
(5z + 14z2) + (16 + z2)
put your answer in standard form
15z2 + 5z + 16
(7ab - 8a + 9) - (4ab + 1)
3ab - 8a + 8
4t(t2 - 3)
4t3 -12t
(xy - 9) - (3xyz + 4xy)
-3xy - 3xyz - 9
(6ab + 8a + 9ab2) + (7a - 2ab)
4ab + 15a +9ab2
(2s2 - 5st - t2) - (s2 + 7st - t2)
s2 -12st
(3x3y - 6) (5xy + 1)
15x4y2 + 3x3y -30xy - 6
(4x - 1)2
16x2 - 8x + 1
(c2 - 6d2) + (c2 - 2cd + 2d2)
2c2 - 2cd - 4d2
(12xyz + 3xy - z) - (13z + 15xy)
12xyz -12xy - 14z
(3xyz + 6z) (9xy + 7)
27x2y2z + 75xyz +42z
4x (3xy + 4x4y5 - 6xyz - x)
12x2y + 16x5y5 - 24x2yz - 4x2
(a2 - 3ab + 2b2) + (-4a2 + 5ab - b2) + (3a2 -2ab)
b2
(18rstm + 9rst - 16st) - (2rst + rstm) - (14s - 3st)
17rstm + 7rst - 19st - 14s
(xy + 3yz) (2x - 5x2y + 4)
2x2y - 5x3y2 + 4xy + 6xyz - 15x2y2z + 12yz
(x + 1)3
x3 - 3x2 + 3x + 1