Answer:
C I'm pretty sure
Step-by-step explanation:
sorry if I'm wrong
Answer:
-6+12t
Step-by-step explanation:

perimeter = 2width + 2 length
102 = 2(x+9) + 2x
102 = 2x + 18 +2x
102 = 4x +18
84 = 4x
21 = x
Length = x = 21 inches
Width = x + 9 = 21 + 9 = 30 inches
Answer:
a = 
Step-by-step explanation:
First, you want to add d on both sides.
ab-d = c
<u>+d +d</u>
ab = c+d
Now, divide b on both sides.
ab = c+d
<u>/b /b</u>
a = 
I hope this helps; have a great day c:
(Also, I just realized that I solved only the question that you typed, not the picture...do you need the answer for the question in the picture???)
Answer:
147.51 the difference is just 1.49