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Systems of Equations in Real Life

English 15 Public

Determining the Setup for Real Life Models of Systems of Equations

Study Slideshow

What are the 3 methods of solving systems of equations?

Graphing, Substitution, Elimination

10

What is the first step for solving a system of equations by graphing?

Equations in slope-intercept form

10

What is the first step for solving a system of equations by substitution?

One equation x = or y =

10

What is the first step for solving a system of equations by elimination?

Equations "lined up"

10

Determine the SETUP for the system of equations described.

x + 3y = 24 and 5x + 3y = 36

20

Determine the SETUP for the system of equations described.

S + L = 155 and 1.25S + 2.50L = 265

20

Determine the SETUP for the system of equations described.

A + S = 8 and 7.25A + 5.50S = $52.75

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Determine the SETUP for the system of equations described.

3D + 4B = 40 and 1D + 6B = 18

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Determine the SETUP for the system of equations described.

D + Q = 100 and 0.10D + 0.25Q = 21.40

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Determine the SETUP for the system of equations described.

5H + 3C = $14.82 and 7H + 6C = 22.89

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Given the scenario provided, what does an answer of S = 98 and L = 57 mean in context? (Typically cost vs. amount)

98 small lemonades and 57 large lemonades

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Given the scenario provided, what does an answer of A = 5 and S = 3 mean in context? (Typically cost vs. amount)

5 adult tickets and 3 student tickets

15

Given the scenario provided, what does an answer of D = 12 and B = 1 mean in context? (Typically cost vs. amount)

DVD's cost $12 and Books cost $1

15

Given the scenario provided, what does an answer of D = 24 and Q = 76 mean in context? (Typically cost vs. amount)

There are 24 dimes and 76 quarters

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Given the scenario provided, what does an answer of H = 2.25 and C = 1.19 mean in context? (Typically cost vs. amount)

The cost of hotdogs is $2.25 and the cost of chips is $1.19

15