Answer:
x= -1/21
Step-by-step explanation:
21x + 11 - 5 = 5
21x + 6 = 5
(-6 each side)
21x = -1
(divide 21 each side)
x=-1
21x+11-5=5
21x+6=5
-6 -6
21x=-1
21 21
