Answer:
the answer would be 20cm^2 i took a quiz.
Step-by-step explanation:
Greetings!![12-3(x+1)=30](https://tex.z-dn.net/?f=12-3%28x%2B1%29%3D30)
Distribute the Parenthesis.
![12-3x-3=30](https://tex.z-dn.net/?f=12-3x-3%3D30)
Combine like terms.
![9-3x=30](https://tex.z-dn.net/?f=9-3x%3D30)
Add
-9 to both sides.
![(15-3x)+(-9)=(30)+(-9)](https://tex.z-dn.net/?f=%2815-3x%29%2B%28-9%29%3D%2830%29%2B%28-9%29)
![-3x=21](https://tex.z-dn.net/?f=-3x%3D21)
Divide both sides by
-3.
The Answer Is:![x=-7](https://tex.z-dn.net/?f=x%3D-7)
Hope this helps.
-Benjamin
1. Distributive Property.
2.Congruence Property.
3.Subtraction Property.
4.Division Property.
Answer:
f(x) = 6x + 9.
Step-by-step explanation:
y - 6x - 9 = 0
y = 6x + 9.
So that would be:
f(x) = 6x + 9.
Correct answer is B. X<3
Explanation: I used photo math