SOLUTION: (How do you find the surface area of a special rectangular box?) S= 4lw + 2wh (S = 102, L = 7, w = 3) In this problem, they want you to solve for unknown variable(H)?

Algebra ->  Surface-area -> SOLUTION: (How do you find the surface area of a special rectangular box?) S= 4lw + 2wh (S = 102, L = 7, w = 3) In this problem, they want you to solve for unknown variable(H)?      Log On


   



Question 188768This question is from textbook Problem Solvinh
: (How do you find the surface area of a special rectangular box?)
S= 4lw + 2wh (S = 102, L = 7, w = 3)
In this problem, they want you to solve for unknown variable(H)?
This question is from textbook Problem Solvinh

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
S= 4lw + 2wh (S = 102, L = 7, w = 3)
In this problem, they want you to solve for unknown variable(H)?
------
2wh = S -4lw
h = (S-4lw)/(2w)
------------
h = (102 -4*7*3)/(2*3)
h = 18/6
h = 3
=======================
Cheers,
Stan H.