5a^2 - 6a -4 - (<span>-7a^2 + 3a -9)
=</span>5a^2 - 6a -4 + 7a^2 - 3a + 9
=12a^2 - 9a + 5
answer
12a^2 - 9a + 5
Ten is to the 6th power so there are 6 zeroes.
The answer you're looking for is s=6.
by substitution you'd get 6.
Answer:
X=9?
90°
Step-by-step explanation:
