Grade 9 Algebra: Inequalities and System of Equations
This worksheet covers solving linear inequalities, graphing inequalities, and solving systems of linear equations using various methods.
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Grade 9 Algebra: Inequalities and System of Equations
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Read each question carefully and answer to the best of your ability. Show all your work for full credit.
1. Solve the inequality and graph the solution on a number line: 3x - 5 < 10
2. Solve the inequality: -2x + 7 ≥ 21
3. Which graph represents the inequality y > 2x - 1?
4. Solve the following system of equations using the substitution method:
y = 2x + 3 4x + y = 15
5. Solve the following system of equations using the elimination method:
3x + 2y = 7 -3x + 4y = 5
6. An is a mathematical statement that compares two expressions using an inequality symbol.
7. A is a set of two or more linear equations that share a common solution.
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