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Linear equations can be very helpful in real life to describe situations. We can take a real-world problem and represent it mathematically so that we can find the answer for many different scenarios. To do this we must: introduce and define your variables write an equation to represent the information. 1. To take photographs at a wedding, Kevin charges $40 an hour plus $100 to cover film and developing costs. 2. As a shoe salesperson, Raman is paid $100 a week plus 4% commission. 3. She works 1/ less than one half the time she spends at school. You try! 4. A car exceeds the speed limit by 2 km/h. 5. Her current age is four years short of the voting age. 6. His mass is 10 kg more than twice his sister's mass 7. College graduates earn, on average, $400 more per month than high school graduates. 8. Attendance at this year's school fashion show was 15 people short of double last year's attendance. 9. Ace publishing company prints yearbooks for school. They charge $800 to cover start-up costs as well as $25 per yearbook. 10. Ramandeep loves Pepsi soda. He buys a case of 24 and drinks 5 every school day. Within a year all of his teeth fall out. 11. Theresa and Bhumika both work at Le Chateau. Theresa earns $7 and hour plus 1% commission. Bhumika earns 12% commission only (no hourly rate). 12. Kamal was hired by a phone company called Crawl to go door-to-door in his neighbourhood to convince people to switch from Sprint. He is paid 50 cents for every house he goes to and $6.00 for every person that switches over to Crawl. On a typical day, he is able to go to 160 houses