Homework Explained - Math Practice 101

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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 (request help)

    \(\text{y} = \text{x} + 7\)

    \(\text{y} = 4\)

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  • Question 2 (request help)

    \(\text{y} = \text{x} + 5\)

    \(\text{y} = 3\text{x}\)

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  • Question 3 (request help)

    \(\text{y} = \text{x} - 9\)

    \(\text{y} = -4\text{x}\)

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  • Question 4 (request help)

    \(\text{x} + 3\text{y} = 1\)

    \(\text{y} = 2\text{x} + 5\)

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  • Question 5 (request help)

    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 (request help)

    Building on the Essential Question How can you solve a system of equations?

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