Yup math tutoring is an allowable use of stimulus funds.  Learn how

Solving systems of linear equations substitution


In solving a system of equations, we try to find values for each of the unknowns that will satisfy every equation in the system.

To use the substitution method, set one equation equal to a particular variable and then substitute that expression in for the other variable in the other equation(s).


School hallway

Learn what it means to bring Yup to your school or district