Resposta :
a)
[tex]3x + 5x = 8x[/tex]
b)
[tex]2a + 3k + 8a + 5k = 10a + 8k[/tex]
c)
[tex]4ab + 6mn + tab - 4mn + 10ab = [/tex]
[tex](14 + t)ab + 2mn[/tex]
d)
[tex]36x {y}^{2} - 12x {y}^{2} + tabc - 5abc = [/tex]
[tex]24x {y}^{2} + (t - 5)abc[/tex]
a)
[tex]3x + 5x = 8x[/tex]
b)
[tex]2a + 3k + 8a + 5k = 10a + 8k[/tex]
c)
[tex]4ab + 6mn + tab - 4mn + 10ab = [/tex]
[tex](14 + t)ab + 2mn[/tex]
d)
[tex]36x {y}^{2} - 12x {y}^{2} + tabc - 5abc = [/tex]
[tex]24x {y}^{2} + (t - 5)abc[/tex]