Question

simplifique os seguintes expressões algebricas buscando o valor da incógnita.

A)4x-2x+8

B)-4A+6A-10-8

C)24X-12-36 TOTAL 12

D)18+2X TOTAL -6-4X

Answer 1

resposta

a) 4x-2x+8=

2x=-8

x=-8/2

x=-4

b)-4a+6a-10-8=

2a-2=

2a=2

a=2/2

a=1

c) ( entendi esse total como "=")

24x-12-36=36

24x-48=12

24x=12+48

24x=60

x=60/24

x=2,5

d)18x+2x=-6-4x

18x+2x+4x=-6

24x=-6

x=-6/24

x=0,25