Question

Qual resposta de 8x+9=7x+2+1×+4×

Answer 1

8x+9=12x+2
9-2=12x-8x
7=4x
x=7/4

Answer 2

8x + 9 = 7x + 2 + 1× + 4×

8x - 7x - 1x - 4x = 2 - 9

- 4x = - 7
x = - 7/ - 4

x = 7/4

Espero ter ajudado!