Answer:
x= -3
Step-by-step explanation:
mutliply the -3 to parentheses.
-3x+12 = 21
-3x = 21-12
/-3
x= 9/-3
x= -3
Answer:
The answer is profit over cost of sales time 100 (80-50)/50 x 100 = 60% mark up
Answer:
![r=\sqrt[3]{\frac{3v}{4} }](https://tex.z-dn.net/?f=r%3D%5Csqrt%5B3%5D%7B%5Cfrac%7B3v%7D%7B4%7D%20%7D)
Step-by-step explanation:
To solve for 
:
(given)
(times 
on both sides)
I hope this helps :)
Answer:
x² + 12x + 35
Step-by-step explanation:
The area of the blue section is x * x = x².
Pink: x * 7 = 7x
Green: x * 5 = 5x
Orange: 7 * 5 = 35
When we add these up we get x² + 12x + 35. Hope this helps!
C, because the graph titles.
