Question

Rezolvati ecuatiia in Z
-3(x+1)=2(x+6)

Answer 1

-3(x + 1) = 2(x + 6)

- 3x - 3 = 2x + 12

- 3 - 12 = 2x + 3x

- 15 = 5x

x = - 15 : 5

x = - 3

Answer 2

Răspuns:

X=-3

Explicație pas cu pas:

-3x-3=2x+12

-3x-2x=12+3

-5x=15 (•-1)

5x=-15 (:5)

x=-3