Question

Determine o valor de cada incógnit:

A) 2x+1= 4x-7

B) 4X-10=2X+2

C)X+X-4= 17-2X+1

Answer 1

Qualquer dúvida na letra só mandar =)

Bom estudo!!

Answer 2

a) 2x + 1 = 4x - 7
2x-4x=-7-1
-2x=-8 (-1)
2x=8
x=8/2
x=4

b) 4x-10=2x+2
4x-2x=2+10
2x=12
x=12/2
x=6

c) x+x-4=17-2x+1
2x+2x=17+1+4
4x=22
x=22/4
x=11/2