a2 + 15a + 14 - (a2 + 15a - 14)
First, distribute the negative sign inside the parentheses:
a2 + 15a + 14 - a2 - 15a + 14
Now, simplify by combining like terms:
(a2 - a2) + (15a - 15a) + (14 + 14)0 + 0 + 28
The final answer is 28.
a2 + 15a + 14 - (a2 + 15a - 14)
First, distribute the negative sign inside the parentheses:
a2 + 15a + 14 - a2 - 15a + 14
Now, simplify by combining like terms:
(a2 - a2) + (15a - 15a) + (14 + 14)
0 + 0 + 28
The final answer is 28.