x^2-6x+9=
The sum of two numbers is 198. If one-third of the one exceeds one - seventh of the other by 8, find the smaller number.
-3x-20=-155
A force distribution system consisting of four rods in
series connection are supported by two fixed
supports, one at each end. E...
4^(x-2)
1/10+70
-3x-20=-20
x^2-3x-18=
$a^{3}$ -a=2