Respuesta :

Subtract 7 from both sides leaving you with
26=-2a
Divide -2 from both sides leaving to you then with
-13=a and this is the answer

Answer:

(-13 = a) or (a = -13)

Step-by-step explanation:

33 = -2a + 7

-7            -7

26 = -2a

26 ÷ -2    -2a ÷ -2

-13 = a