Checking Solutions in Exercises 7-10, determine whether each ordered triple is a solution of the system of equations.
(a)
(c)
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- Write an application problem similar to Example 4.14. Then translate to a system of equations and solve it.arrow_forwardUse 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_forward
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