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Algebra 1 6-2 Mixed Review: Solving Systems Using Substitution

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Last updated almost 4 years ago
10 questions
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A.REI.6
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Question 1
1.

Review Lesson 6-1: Solve each system by graphing. You may use the embedded Desmos graphing ulitity above. Identify the solution(s) and number of solutions of each system. Some labels may not be used.

  • exactly one solution
  • infinitely many solutions
  • no solutions
Question 2
2.

Review Lesson 5-6: Find the slope of a line perpendicular to the graph of each equation.

  • slope of a perpendicular line: 1/4
  • slope of a perpendicular line: -\frac{1}{3}
  • slope of a perpendicular line: 4
  • slope of a perpendicular line: 3
  • slope of a perpendicular line: -3
Question 3
3.

Review Lesson 2-4: Solve the equation. Check your answer. Enter only a number for your response.

Question 4
4.

Review Lesson 2-4: Solve the equation. Check your answer. Enter only a number for your response.

Question 5
5.

Review Lesson 2-4: Solve the equation. Check your answer. Enter only a number for your response.

Question 6
6.

Vocabulary Review: Classify each expression based on whether or not it contains a variable.

  • π + 15
  • y + 9
  • \frac{5}{x} + 14
  • 23 + 9
  • a - b
  • Contains a variable
Question 7
7.

Vocabulary Review: Classify each equation based on whether or not the variable is isolated.

  • m + 3 = -2
  • 12 = z + 4
  • a = 7 - 3
  • 8k = 16
  • 23 = p
  • The variable is isolated
Question 8
8.

Use Your Vocabulary: Complete the statement with the appropriate form of the word substitution.

ADJECTIVE: "We had a __?__ teacher in social studies today."

Enter only a one-word response.

Question 9
9.

Use Your Vocabulary: Complete the statement with the appropriate form of the word substitution.

NOUN: "The coach made a __?__ of one player for another."

Enter only a one-word response.

Question 10
10.

Use Your Vocabulary: Complete the statement with the appropriate form of the word substitution.

VERB: "The coach made a __?__ of one player for another."

Enter only a one-word response.

Solution: (-3, -6)
Solution: (4, -6)
Solution: (3, 4)
System A
System B
System C
y = 3x
y = -\frac{1}{4}x
\frac{1}{3}x - y = 2
Does not contain a variable
The variable is not isolated