Factor as the product of two binomials.
x
2
−
10
x
+
21
=
x
2
−10x+21=x, squared, minus, 10, x, plus, 21, equals

$3720

step-by-step explanation:

taxable income = $31000

as per the 2018-2019 us tax bracket, the tax rate is 12% for an individual whose taxable income is between $9,526 to $38,700.

so, the tax to be paid by him = 12% of 31000

= 0.12 * 31000     [12% converted to decimal as 0.12]

= $3720

15.36 per mile

but forgot to round

i am pretty sure