Seudónimo Seudónimo

01-04-2017
Mathematics

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You find a sales receipt from a store that shows the total price as $40, and the total amount paid including sales tax as $42.

Write an equation you can use to find the sales tax rate .
An equation is 42=__

Respuesta :

Аноним Аноним

01-04-2017

42 = 40(x-1) + 40

x-1 will be equal to the sales tax rate in this equation.

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