2.1.1 Solving Linear Equations and Inequalities − Practice
1. Sophie works 4 hours a day, and earns a salary of $500.00 per month. She earns $10 for every extra hour that she works. If she earned $650.00 last month, how many extra hours did Sophie work?
2. Solve the equation. 3( p − 5) = 30
3. Solve the equation. (5 x + 19) − 10 = 6 x + 27 + 8 x
4. Solve the equation.
4 w + 9 + 5 w = 9( w + 1)
5. Solve the equation. − + = − f 3(4 9)
1 4
f (8 48 )
6. Solve and graph. 4 x + 9 < 14 x − 21
78
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