WU 2-18-22 Alg1MODELING WITH MATHEMATICS A service centercharges a fee of x dollars for an oil change plusy dollars per quart of oil used. A sample of its salesrecord is shown. Write a system of linear equationsthat represents this situation. Find the fee and cost perquart of oil.COil Tank SizeTotalCustomer(quarts)Cost$22.453.7$25.45ABのド

Answered: MODELING WITH MATHEMATICS A service…

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015

1st Edition

ISBN:9781680331141

Author:HOUGHTON MIFFLIN HARCOURT

Publisher:HOUGHTON MIFFLIN HARCOURT

Chapter5: Solving Systems Of Linear Equations

Section5.4: Solving Special Systems Of Linear Equations

Problem 26E

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SKILL BIULDIND EXERCISES What Is the Solution For a certain system of two linear equations in two unknowns, the graphs are distinct parallel lines. What can you conclude about the solution of the system of equations?
Use a software program or a graphing utility to solve the system of linear equations. 0.2x2.3y+1.4z0.55w=110.63.4x+1.3y1.7z+0.45w=65.40.5x4.9y+1.1z1.6w=166.20.6x+2.8y3.4z+0.3w=189.6
SKILLS 17-38Solving a System of Equations in Three VariablesFind the complete solution of the linear system, or show that it is inconsistent. {2x+4yz=2x+2y3z=43xy+z=1
Shipping A warehouse supervisor has instructions to ship at least 50 bags of gravel that weigh 55 pounds each and at least 40 bags of stone that weigh 70 pounds each. The maximum weight capacity of the truck being used is 7500 pounds. (a) Write and graph a system that describes the numbers of bags of stone and gravel that can be shipped. (b) Find two solutions of the system and interpret their meanings in the context of the problem.
Production A furniture company produces tables and chairs. Each table requires 1 hour in the assembly center and 113 hours in the finishing center. Each chair requires 112 hours in the assembly center and 112 hours in the finishing center. The assembly center is available 12 hours per day, and the finishing center is available 15 hours per day. Write and graph a system of inequalities that describes all possible production levels.

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MODELING WITH MATHEMATICS A service center charges a fee of x dollars for an oil change plus y dollars per quart of oil used. A sample of its sales record is shown. Write a system of linear equations that represents this situation. Find the fee and cost per quart of oil.