Answer:
Explanation:
(2a + 1) + 4 = 2a + (1 + 4)
2a +1 +4 = 2a + 5
-1 -1
_____________________
2a=2a+4
-2a -2a
________________--
0a=4
÷0 ÷0
________________
a=0
Hope this helps!
