Question

eguacao e -3(×-5)-2(2×+1)=-8​

Answer 1

- 3(x - 5) - 2(2x + 1)= - 8

- 3x + 15 - 4x - 2= - 8

- 3x - 4x= - 8 - 15 + 2

- 7x= - 21>> .(-1)

7x= 21

x= 21/7

x= 3

Answer 2

Resposta:

-3x + 15 - 4x - 2 = -8

- 7x + 13 = - 8

-7x = - 8 - 13

- 7x = -21

X = 3