solve for z,Q=x+y+z
Q=x+y+z
2x+5y=9
x+5y=7
Find x and y
9.671179884*x=1+x^2
x+y=10
x-y=4
(Simultaneous Equations)
2*n^2 + 3*n + 4
factorize
n^3 + 6*n^2 + 8*n + 3
n^3 + 3*n^2 - n + 3
