AnswersCA-Mathematics ISolving Systems of Linear Equations: Linear Combinations

Solving Systems of Linear Equations: Linear Combinations Answers

6 verified answers
1
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Which equation represents the amount of money Lydia spent of apples and bananas? | Which equation represents the amount of money Ari spent on apples and bananas?

A
+ y = 8.50
B
5x + 3y = 8.50
C
3x + 2y = 5.25
D
8.50x + 5.50y = 13
2
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Which equation represents the amount of money Lydia spent of apples and bananas? | Which equation represents the amount of money Ari spent on apples and bananas?

A
+ y = 8.50
B
5x + 3y = 8.50
C
3x + 2y = 5.25
D
8.50x + 5.50y = 13
3

What is the price per pound of apples? $

A
0.50
B
0.75
C
1.25
D
1.50
4

What is the price per pound of bananas? $

A
0.50
B
0.75
C
1.25
D
1.50
5

If you multiply the first equation by 2, what number should you multiply the second equation by in order to eliminate the y terms when making a linear combination?

A
–5
B
–3
C
–2
D
3
6

Complete the multiplication and add the equations. What is the result?

A
x = 1.25
B
= 32.75
C
4x + 2y = 6.5
D
19x + 12y = 32.75

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