Question

Incógnita
2x+55=7x-45

Answer 1

Resposta:

20

Explicação passo-a-passo:

2x + 55 = 7x - 45

2x - 7x = -45 - 55

-5x = -100 (-1)

x = 100/5

x = 20

Answer 2

Oie, Td Bom?!

2x + 55 = 7x - 45

2x - 7x = - 45 - 55

- 5x = - 100

x = - 100/-5

x = 100/5

x = 20

Att. Makaveli1996