Answer:
go on photomath
Step-by-step explanation:
-x - 9

You want to get x by itself.
First subtract 9 from both sides of the equation.
-x - 9

+9 +9
-x

Then divide -1 on both sides.
-x/-1

I'm pretty sure when you divide a negative number when solving inequalities, you switch the sign.
x
Answer:
18
Step-by-step explanation:
18
2 * 9 = 18
9 + 9 = 18
Total points scored=72(2)+9
=153
Mean=153/7
=21 6/7
=21.9 (3s.f.)
Answer
Step-by-step explanation: