Answer:
30
Step-by-step explanation:
3x - 27 = x +11
3x -27 +27 = 11 + 27
3x - x = x -x + 38
2x = 38
2x ÷ 2 = 38
X = 19
19 × 3 -27 = 30
The answers are B and C because anything in parentheses has to do with vertical change, while outside of the parentheses is horizontal
Final Answer: 
Steps/Reasons/Explanation:
Question: Which expression is equivalent to 
<u>Step 1</u>: Expand by distributing terms.
×
× 
<u>Step 2</u>: Simplify
×
to
.
× 
<u>Step 3</u>: Simplify
×
to
.

<u>Step 4</u>: Remove parentheses and add.

~I hope I helped you :)~
Answer:
Its a right triangle
Step-by-step explanation:
Let x = width
x+1 is then the length
2x+2(x+1)=66
2x+2x+2=66
4x=64
x=16
deck will be 16x17, nice for a BBQ. :)