Solve each system in Exercises 5-18.
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- Write a system of three equations in three variables with an infinite number of solutions.arrow_forwardWrite a uniform motion problem similar to Example 5.42 that relates to where you live with your friends or family members. Then translate to a system of equations and solve it.arrow_forwardSolve: {4x3z=53y+2z=73x+4y=6 .arrow_forward
- Solve the system 2x6y+6z=462x3y=31.arrow_forwardWrite an application problem similar to Example 4.14. Then translate to a system of equations and solve it.arrow_forwardTake a handful of two types of coins, and write a problem similar to Example 5.46 relating the total number of coins and their total value. Set up a system of equations to describe your situation and then solve it.arrow_forward
- Use the system of three equations in three variables to solve each problem. Work schedules A college student earns 198.50 per week working three part-time jobs. Half of his 30-hour work week is spent cooking hamburgers at a fast-food chain, earning 5.70 per hour. In addition, the student earns 6.30 per hour doing janitorial work. How many hours per week does the student work at each jobarrow_forwardUsing the method of addition, is there only one way to solve the system?arrow_forwardGiven a system of equations, explain at least two different methods of solving that system.arrow_forward
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