Question

2x+54=28+7×
me ajuda resolver​

Answer 1

7x-58=28-2x

7x-58-(28-2x)=0

7x-(-2x+28)-58=0

7x+2x-28-58=0

9x-86=0

9x=86

x=86/9

x=9+5/9

Answer 2

Resposta: 26/5=x

Explicação passo-a-passo:

54-28=-2x+7x

26=5x

26/5=x

ou

2x+54=28+7x

2x-7x = 28-54

-5x = -26   (-1)

5x = 26

x=26/5