-2(a+4)=18
4x²-15x+35=9x+8
7/8+1/6 / 2/9
6x²+29x-42
find the sum of the interior angles of a polygon with 30 sides.
ind the sum of the interior angles of a polygon with 30 sides.
e^(-x * 8.93 * 10^4) = 1.0119*e^(-1.08)
5y=40
4x²+25x+25
4 1/3 - 3 4/9
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