# Non-Linear

Pro Problems > Math > Algebra > Equations > Systems of Equations > Non-Linear# Featured Pro Problems

Find the sum of x and y, if the following quadratic equations in x and y are true.

Solve the system of equations which involves a product of variables

Solve the system of equations in x and y - one of the equations is cubic!

Solve the quadratic system of equations.

Two quadratic equations in two variables - solve for m and n

A system of equations involving a product of the variables

A system of three equations in three unknowns, involving a bunch of sums

A second degree system problem that is much simpler than it looks, if you find the right approach

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