I think x= -7 but I'm not to sure
Answer: 
Step-by-step explanation:
You need to remember the mulplication of signs:

Knowing this, you can distributive the negative sign. Then you get:

Now you need to add the like terms. Then:

Finally, you can order the polynomial obtained in descending order. Therefore, the answer is:

Answer: C. 6 zebra fish, 5 neon tetras. Is $21.60
Step-by-step explanation:
1.85 • 6 = 11.10
2.10 • 5 = 10.50
11.10 + 10.50 = 21.60
$21.60
Answer:
y= 1/2x+2
Step-by-step explanation:
y intercept- where the line crosses the y axis (2)
slope (1/2) - rise over run
Answer:
The area of a circular wrestling region with a 42 fr diameter is
A≈1385.44ft²