Algebra 1 · Systems of Equations & Inequalities
System of Equations
Algebra 1 · Systems of Equations & Inequalities
Definition
A system of equations is a set of two or more equations with the same variables, solved together.
Examples
- y = x + 1 and y = -x + 5 form a system.
- Solve for values that satisfy every equation at once.
Key rule
A system is solved by the values common to all equations.
Memory hook
System = equations that share the same variables.