What is the first step in solving the system of equations y = x - 1 and y = 2x - 2 using substitution?
Solving Systems of Linear Equations by Substitution

Interactive Video
•
Mathematics
•
1st - 6th Grade
•
Hard
Quizizz Content
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Add the two equations together
Subtract the second equation from the first
Replace y in the second equation with x - 1
Multiply both equations by 2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
After finding x = 1 in the first example, what is the next step to find the value of y?
Multiply x by 2
Substitute x = 1 into y = x - 1
Substitute x = 1 into y = 2x - 2
Add 1 to both sides of the equation
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you verify the solution for the system of equations y = x - 1 and y = 2x - 2?
Graph the equations
Use a different method to solve
Solve the equations again
Check if the point satisfies both equations
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the second example, what expression is substituted for y in the equation 4x + 2y = 27?
4x + 2
x - 1
2x - 2
x + 12
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final solution for the system of equations y = x + 12 and 4x + 2y = 27?
(0, 1)
(1/2, 25/2)
(2, 3)
(1, 0)
Similar Resources on Wayground
6 questions
Create a Table of Values from an Equation

Interactive video
•
1st - 6th Grade
6 questions
Identifying Linear and Nonlinear Graphs and Equations

Interactive video
•
1st - 6th Grade
4 questions
Testing Solutions to Systems of Equations

Interactive video
•
1st - 6th Grade
8 questions
Testing Solutions to Systems of Equations

Interactive video
•
1st - 6th Grade
8 questions
Adding Equations in a System: Using the Addition Property of Equality

Interactive video
•
1st - 6th Grade
8 questions
Graphing Systems of Linear Equations and Determining Solutions

Interactive video
•
1st - 6th Grade
8 questions
Solving Linear and Quadratic Systems Using Substitution

Interactive video
•
1st - 6th Grade
8 questions
Writing Exponential Equations from Data Tables

Interactive video
•
1st - 6th Grade
Popular Resources on Wayground
25 questions
Equations of Circles

Quiz
•
10th - 11th Grade
30 questions
Week 5 Memory Builder 1 (Multiplication and Division Facts)

Quiz
•
9th Grade
33 questions
Unit 3 Summative - Summer School: Immune System

Quiz
•
10th Grade
10 questions
Writing and Identifying Ratios Practice

Quiz
•
5th - 6th Grade
36 questions
Prime and Composite Numbers

Quiz
•
5th Grade
14 questions
Exterior and Interior angles of Polygons

Quiz
•
8th Grade
37 questions
Camp Re-cap Week 1 (no regression)

Quiz
•
9th - 12th Grade
46 questions
Biology Semester 1 Review

Quiz
•
10th Grade