Flashcardizz: 4.6 Solving by Substitution

Flashcardizz: 4.6 Solving by Substitution

Assessment

Flashcard

Mathematics

12th Grade

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the substitution method in solving systems of equations?

Back

The substitution method involves solving one equation for one variable and then substituting that expression into the other equation.

2.

FLASHCARD QUESTION

Front

What does it mean if, after using substitution, the variables cancel out and you get a false statement like 5 = 2?

Back

It means there are no solutions to the system of equations.

3.

FLASHCARD QUESTION

Front

What should you do first when solving a system of equations by substitution?

Back

Solve one equation for one of the variables.

4.

FLASHCARD QUESTION

Front

What is the result of substituting a variable into an equation?

Back

You replace the variable with its equivalent expression from another equation.

5.

FLASHCARD QUESTION

Front

What does it indicate if you get a true statement like 0 = 0 after substitution?

Back

It indicates that there are infinite solutions to the system of equations.

6.

FLASHCARD QUESTION

Front

How do you check if your solution to a system of equations is correct?

Back

Substitute the solution back into both original equations to see if they hold true.

7.

FLASHCARD QUESTION

Front

What is the first step in solving the equation x² - 4x + 7 = x + 1 by substitution?

Back

Rearrange the equation to isolate one variable.

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