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Using Factoring to Solve Quadratic Equations

Practice Problems

Solve. Write a nice, clean list of equivalent equations.

  1. $$x^2=2x+8$$

  2. $$15−8x=−x^2$$

  3. $$−4x+x^2=−3$$

  4. $$−20+x=−x^2$$

  5. $$x^2+x−12=0$$

  6. $$x^2=3x−2$$

  7. $$x^2=−3x+10$$

  8. $$x^2=−4x−3$$

  9. $$−3−2x=−x2$$

  10. $$5x+x^2=−4$$

  11. $$x^2−3x+2=0$$

  12. $$x^2−2x−15=0$$

  13. $$x^2+10x+25=0$$

  14. $$x+x^2=12$$

  15. $$10+7x=−x^2$$

  16. $$−x+x^2=12$$

  17. $$(x+1)(x−8)=0$$

  18. $$(10x−3)(3x−4)=0$$