Question

efetue

a]4m + m

b]-7x - x

c] 8a4 - 6a4

d] xy - 10xy

e] x +x

f] 9a - 9a

g] 3ab - 8ab

h] - 7cd2 - 5cd2

i] 8x - 7x + 2x

j] 6t2 - 4t2 + 5abc

k] 3abc - 2abc + 5abc

l] -6m - m - 4m -2m

Answer 1

Resposta:

a]4m + m

$5m$

b]-7x - x

$- 8x$

c] 8a4 - 6a4

$2 {a}^{4}$

d] xy - 10xy

$- 9xy$

e] x +x

$2x$

f] 9a - 9a

$0$

g] 3ab - 8ab

$- 5ab$

h] - 7cd2 - 5cd2

$- 12cd {}^{2}$

i] 8x - 7x + 2x

$x + 2x \\ 3x$

j] 6t2 - 4t2 + 5abc

$2 {t}^{2} + 5abc$

k] 3abc - 2abc + 5abc

$abc + 5abc \\ 6abc$

l] -6m - m - 4m -2m

$- 7m - 6m \\ - 13m$