-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: She can make two 3/4 yards long of oak molding. She will have half of the second one left over.
Step-by-step explanation:
1570.29 Is what I came up with, though I'm not entirely certain. I just figured I'd give it a shot
Answer:
y = 1 m = -3 b = 1
Step-by-step explanation:
y = mx + b y = -3x + 1
y = 1
m = -3
b = 1
Answer:
A
Step-by-step explanation: