SOLUTION: Using a system of 2 linear equations how do I solve this? Please help!! An employment agency specializing in temporary construction help pays heavy equipment operators $140 p

Question 1016131: Using a system of 2 linear equations how do I solve this? Please help!!
An employment agency specializing in temporary construction help pays heavy equipment operators $140 per day and general laborers $90 per day. If thirty-five people were hired and the payroll was $3950, how many heavy equipment operators were employed? How many laborers?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Name the variables,
-number of heavy equipment operators
-number of laborers
Develop equations from the information,
Total number of workers:
1.
Total payroll:

2.
Solve:
Multiply the first equation by 9 and subtract from the second.

Then from eq. 1,

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