solve 21 and 22

DEFINE VARIABLES and WRITE EQUATIONS to represent the following situations, then solve. 21. For commission as a realtor, Michelle earns $349 plus 3% of the purchase price for each home she helps buy or sell. If she earned $8,965 in commission on a certain home, find its purchase price. The purchase price was $ po 22. On Ryan's last social studies test, there were two types of questions: true/false worth 2 points each and multiple choice questions worth 4 points each. If Ryan earned 86 pcints on the test and answered 18 multiple choice questions correctly, how many true/false questions did he answer correctly? Ryan answered true/false questions correctly