x
5
+
y
z
=
k
400-500+50-50+100-5+10-5
81/2 x 4
factor: 64r^3-27
81/4
60-25=
solve tan^2 2x - 13sec2x =1
represent food =30% rent=20% car =25% savings=10% other=10% taxes=5% on pie chart
(116.99/100)^1/3-1