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Tools are us rents leaf blowers for a base price of $24 +9 dollars per hour XYZ rentals rent leaf blowers for a base price of $18 plus $11 per hour how many hours were both companies charge the same amount and what is that amount solve by substitution

Respuesta :

Price per hour of first case :

[tex]P_1 = 24 + 9a[/tex] ( Here, a is number of hours )

Price per hour of second case :

[tex]P_2 = 18 + 11b[/tex] ( Here, b is number of hours )

Let, after x hours both company charges the same.

[tex]P_1=P_2\\\\24+9x = 18 + 11x\\\\2x=6\\\\x = 3\ hours[/tex]

Hence, this is the required solution.

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