The old machine can print 100 copies per hour.
Step-by-step explanation:
Given,
Copies printed per hour by new machine = 205 copies
Let,
x represent the number of copies by old machine.
According to given statement;
Copies printed by new machine = five more than twice the number of copies per hour of the old copy machine.
[tex]205=2x+5\\205-5=2x\\200=2x\\2x=200[/tex]
Dividing both sides by 2
[tex]\frac{2x}{2}=\frac{200}{2}\\x=100[/tex]
The old machine can print 100 copies per hour.
Keywords: addition, division
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