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Mathematics
Problem
The state income tax is levied at
p
%
p\%
p
%
of the first \
28
,
000
o
f
a
n
n
u
a
l
i
n
c
o
m
e
p
l
u
s
28,000 of annual income plus
28
,
000
o
f
ann
u
a
l
in
co
m
e
pl
u
s
(p+2)\%
o
f
a
n
y
a
m
o
u
n
t
a
b
o
v
e
of any amount above
o
f
an
y
am
o
u
n
t
ab
o
v
e
28,000. Kristin found that the total tax she paid was
(
p
+
0.25
)
%
(p+0.25)\%
(
p
+
0.25
)
%
of her annual income. Determine her annual income.
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