Question

Dau coroana la cine ma ajuta

Answer 1

-4x = - 12 /*(-1)
4x = 12
x = 3. A

2x-1 = -9
2x = - 9+1
2x = - 8
x = - 4. A

2x-1 = -9 (asemănător celei de mai sus) A

-3x+5 = x+17
-3x-x = 17-5
-4x = 12
x = - 3. A




-3x+5 = 23
-3x = 23-5
-3x = 18
x = - 6. A