Answer:
this girl
Step-by-step explanation:
she got every thing wrong the answer is 4
any number raised to the power of zero equals 1.
53^0 = 1
19.98 = x + x(1.6)
19.98 = 1.6x + x
19.98 = 2.6x
x = 7.68
x(1.6) = 12.29
The cost is $7.68 and the markup is $12.29. (Approximate due to rounding)
Hope this helps!! :)