U.7
Systems of Equations Review
Solve systems by substitution and elimination, and count their solutions.
Level
Medium
Problems
Daniel Math Academy · Grade 8 MathSystems of Equations Review
Skill U.7 · Systems of equations · ★★☆ Medium
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Solve each system, or write how many solutions it has.
Example
Add: , ; then ,
Think: Add or subtract the equations so one variable cancels. If no coefficients are opposites, multiply an equation first.
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Daniel Math Academy · Grade 8 MathAnswer Key
U.7 Systems of Equations Review · ★★☆ Medium
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U. Systems of equations7 skills
- U.1Is the Point a Solution of the System?
- U.2Solve Systems by Graphing
- U.3Solve Systems by Substitution
- U.4Solve Systems by Elimination
- U.5Number of Solutions of a System
- U.6Systems of Equations Word Problems
- U.7Systems of Equations Review