Answer:
2x^2+23.
Step-by-step explanation:
Combine like terms.
This expression simplified is 2x^2+23.
Answer:
sorry that hard a only in 5th grade
Answer:
C
Step-by-step explanation:
when you do the absolute value you take out the sign
x > 9
but with absolute value there is also a negative answer. and with the greater than sign it would switch to less than.
x < -9
