AnswersFL-1200710-Mathematics for College Algebra AModeling with Systems of Linear Equations

Modeling with Systems of Linear Equations Answers

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1
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Which system of linear equations has a solution of(1, –1)?

A
y1 and y2
B
y1 and y3
C
y2 and y3
D
y2 and y4
2
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The revenue function that represents the situation is .

A
R(x) = 3.00x
B
R(x) = 5.50 + x
C
R(x) = 5.50 – x
D
R(x) = 5.50x
3

5.2 = ()

A
(x)(y)
B
x/y
C
x + y
D
– y
4

5.2 = ()

A
2.5
B
5.2
C
5

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Modeling with Systems of Linear Equations