Question

1/3(21-3a)=6-a

Answer 1

@babylove18

Answer 2

1/3(21 - 3a) = 6 - a --- distribute through the parenthesis
7 - a = 6 - a -- add a to both sides
7 = 6 (incorrect).....no solution

Answer 3

i got you one min

Answer 4

1/3(21-3a)=6-a
+ 0.333333333333*(21-3a)=6-a
+(+7-1a)=6-a
+7-1a=+6-a
-1a+1a=+6-7
a=-1
0=-1 so this does not work hope i helped :)