Question

×+4.(×-1)=9-2.(×+3)qual a resposta

Answer 1

Resposta:

x = 1

Explicação passo a passo:

$x+4x-4=9-2x-6\\5x-4=9-2x-6\\5x-4=3-2x\\5x-4+2x=3\\5x+2x=3+4\\7x=3+4\\7x=7\\x=1$