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A construction company employs technicians and artisans. On a certain 3 technicians and 2 artisans were hired and paid a total of Ksh 9,000.
On another day the firm hired 4 technicians and one artisan and paid a total of Ksh 9500. Calculate the cost of hiring two technicians and 5 artisans in a day

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3t+2a=9000..... (i)
4t+a =9500...... (ii)
Multiply (ii)x2
 8t+2a =19000
-3t+2a =9000
5t = 10000    
t = 2000
substituting in (i) above
3 x 2000 + 2a = 9000
a = 3000/2
a = 1500
t = 2000
2 x 2000 + 5 x 1500=11500

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