You might think you’re lucky when one of your problems has multiple solutions, and you get to pick and choose, but you’re even luckier when one solution has many problems! This week I stumbled on an ...

👉Learn how to solve a system (of equations) by elimination. A system of equations is a set of equations which are collectively satisfied by one solution of the variables. The elimination method of ...

👉Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common value of the variables that makes each equation in the system true. To solve a ...