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Grade 8 McGraw Hill Glencoe - Answer Keys
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Guided Practice
Solve each system of equations algebraically.
Question 1
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\(\text{y} = \text{x} + 7\)
\(\text{y} = 4\)
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Question 2
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\(\text{y} = \text{x} + 5\)
\(\text{y} = 3\text{x}\)
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Question 3
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\(\text{y} = \text{x} - 9\)
\(\text{y} = -4\text{x}\)
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Question 4
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\(\text{x} + 3\text{y} = 1\)
\(\text{y} = 2\text{x} + 5\)
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Question 5
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Seven people went to the movies. The number of adults was one more than the number of children. Write a system of equations that represents the number of adults and children. Solve the system algebraically. Interpret the solution.
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Question 6
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Building on the Essential Question How can you solve a system of equations?
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