how many heavy equitment operators were employed? how many general labors were employed?

Question

A employment agency speceializes in temporary construciton help pays heavy equitment operators 125$ per day and general labor is $99 per day. If 31 people were hired and pay roll is $4542

Answer 1

1....hevee werker kost 125$/dae

2...lite werker kost 99$/dae

3...31 werkers kost 4542$

let x=how many hevee, then 125*x +99*(31-x)=4542$

125x -99x+99*31=4542

26x+3069=4542

26x=4542-3069....=1473

x=1473/26=56.65384615

must be sumthun rong tu hav 56.65 werkers

31-x=-25.65.....rong

########## yer numbers no good ...4542$/31 werkers=average pae=146.516$ per werker

but yer most spensiv werker=125$/dae