Answer:
5
Step-by-step explanation:
3(2n-7)=9
^ ^
6n-21=9
<u>+21 +21</u>
<u>6n</u>=<u>30</u>
6 6
n=5 :)
Answer:
-3 + x^2
Step-by-step explanation:
8+x^2-11
First combine the like terms.
so..
8-11 = -3
= -3 + x^2
but we don't know the value of x so we just leave it as it is.
And they both are not like terms so we cant solve them together so you stop there
Hope that helped!
Answer:
Step-by-step explanation:
(-3)(-14--12)
(-3)(-2)
6