Question

2. Resolva as
as Equaçoes
а) - x+5 - 7=0
b)y+2=1
c)5x-4=8x2x​

Answer 1

Resposta:

a) -x + 5 - 7 = 0

-x - 2 = 0

-x = 2

x = -2

b) y + 2 = 1

y = 1 - 2

y = -1

c) 5x-4=8x2x​

5x - 4 = 16x

5x - 16x = 4

-11x = 4

x = -4/11

Explicação;