Question

simplifique as expressões algebricas

a)-3x+2x-x

b)8y+7y-2+5y-4-3y

c)5.(y-3)+4y-1

d)4x-2+3x-1
2

e)2.(t+4)+3t-9
3

f)7x-21_5x-10
7 5

g)4.(-x+1)+2(-x-2)+5x


h)14(x-1)_2(x+1)
7

Answer 1

Está aí a resposta da alínea e