SOLUTION: A computer and its monitor weigh a total of 48 pounds. If the monitor weighs twice as much as the computer, how much does each piece of hardware weigh?

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: A computer and its monitor weigh a total of 48 pounds. If the monitor weighs twice as much as the computer, how much does each piece of hardware weigh?      Log On


   

Question 14689: A computer and its monitor weigh a total of 48 pounds. If the monitor weighs twice as much as the computer, how much does each piece of hardware weigh?
Answer by Drpengui(15) About Me  (Show Source):
You can put this solution on YOUR website!
a= computer
b= moniter
a%2Bb=48
and
2a=b
then substitute 2a for b
a%2B2a=48
3a=48divide
a=16
then 16 for a
16%2Bb=48subtract
b=36
:)Danny