The length of a rectangular room is 5 feet more then 3 times the width. the perimeter of the room is 62 feet. find the dimensions of the room.

answer: solve 5\cdot 2^x=2405⋅2  

x

=2405, dot, 2, start superscript, x, end superscript, equals, 240.

solution

to solve for xxx, we must first isolate the exponential part. to do this, divide both sides by 555 as shown below. we do not multiply the 555 and the 222 as this goes against the order of operations!

\begin{aligned} 5\cdot 2^x& =240 2^x& =48 \\ \end{aligned}  

5⋅2  

x

2  

x

​    

=240

=48

​

step-by-step explanation:

for future students the answer is b

hope i

-lavira: )

the answer would be a 24

step-by-step explanation:

c=2πr=2·π·3=24