Solve for "x" and "y"
46547
System of equations: $x^2+y=7, y^2+x=11$
135926
Either X(s) or Y(s) is/are
61105
solve$\frac{xdx+ydy}{xdy-ydx}=\sqrt{\frac{a^2-x^2-y^2}{x^2+y^2}}$
52403
Need help understanding phrases of the form "x if y"
123754
Equation System with 3 variables
39894
Graphing y=x^2 and y=x
70460
How can I solve the following sequence
38894
Solve $x=y\frac{dy}{dx}-\left(\frac{dy}{dx}\right)^{2}$
33059
Python "if X == Y and Z" syntax
94427
Finding x given y from an interpolating function
142651
Where can you perform variable substitution in an equation?
110443
Simplifying P(x|y,z) to P(x|z)
154829
How to solve $y'' + y = y^{-3}$
85917
Solve $(x+1)^y-x^z=1$
1102
Way to determine if X and Y are both over 0
146308
Solving 2-degree equations in 3 variables.
61533
Solution af a system of 2 quadratic equations