Relax

Respuesta :

17-3a-15=6a+30-2a

Combine like terms

a= -4

-3a-15 = 6a+30-2a
-3a-15= 6a+2a
-3a-15=8a+30
+3a +3a
-15=11a+30
-30 -30
-45=11a
/11 /11
-4.1=a