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math

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What is original value if the total is 40 and the sale tax is 8.75%?

y * 8.75 = 40 is this the setup to solve the problem?

  • math -

    y(1+.0875)=40
    solve for y, the original value.

  • math -

    Thank you for helping bobpursley
    I forget to put 1 for (1 + .0875).
    Here is what I solve this:
    y(1+.0875)=40
    1.0875y=40
    y=40/1.0875
    y=$36.78
    Thanks

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