Problema Solution

Lisa, a resident of Metropolis, pays Metropolis an annual tax of $90 plus 1.2% of her annual income. If Lisa paid $846 int ax, what was Lisa's income? Please show work.

Answer provided by our tutors

let 'x' be Lisa's annual income


she pays


annual tax of $90 plus 1.2% of her annual income x = $846


90 + (1.2/100)*x = 846


0.012*x = 846 - 90


x = 756 / 0.012


x = $63,000


Lisa's annual income is $63,000.