Question

resolva cauculos algebricos
7x +1=5x-7=
alguem pode mi ajudar

Answer 1

Resolva cauculos algebricos7x +1=5x-7

7x - 5x = - 7 - 1

2x = -8

x = - 4

Answer 2

Isola as variáveis 
7x-5x= -7-1
2x= (sinais iguais, conserva o sinal e soma os algarismos)
2x= -8

x= -8/2
x= -4