SOLUTION: John works two jobs. As a security guard he earns $8.75 per hour. As a landscape he earns $15.00 per hour. One week john worked a total of 40 hours and earned $431.25. How many hou

Algebra ->  Customizable Word Problem Solvers  -> Numbers -> SOLUTION: John works two jobs. As a security guard he earns $8.75 per hour. As a landscape he earns $15.00 per hour. One week john worked a total of 40 hours and earned $431.25. How many hou      Log On

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Question 1015410: John works two jobs. As a security guard he earns $8.75 per hour. As a landscape he earns $15.00 per hour. One week john worked a total of 40 hours and earned $431.25. How many hours did he work at each job?
So the number of hours john worked as security guard__ hours and as a landscape is __ hours.

Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
x         hours as security guard
y         hours as landscaper


Account for time:
x+y=40

Acount for income:
8.75x+15y=431.25

Simplify the money income equation as well as you can.
35x%2B60y=1725
7x%2B12y=345


Solve this system:
system%28x%2By=40%2C7x%2B12y=345%29

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Did you forget the assigned variables?
SOLVE THE SYSTEM!