What does it mean to isolate a variable in an equation?

Isolating a variable means to manipulate the equation so that the variable is on one side and all other terms are on the opposite side.

What is a two-step equation?

A two-step equation requires two operations to solve. Example: $$2x + 3 = 11$$ .

What is the purpose of checking your solution in an equation?

Checking your solution ensures that the value satisfies the original equation.

What is the definition of a variable in an equation?

A variable is a symbol, often represented by a letter, that stands for an unknown value in an equation.

Solving Equations Flashcards

Student preview

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is a one-step equation?

Back

A one-step equation is an equation that can be solved in a single operation, such as addition, subtraction, multiplication, or division. Example: $x + 5 = 10$ .

2.

FLASHCARD QUESTION

Front

Solve the equation: $3x = 27$

Back

x = 9.

3.

FLASHCARD QUESTION

Front

Identify the one-step equation from the following: $x^2 + 4 = 20$ , $2x - 2 = 0$ , $\frac{x}{5} = 1$ , $3x + 5x = 8x$

Back

$\frac{x}{5} = 1$ .

4.

FLASHCARD QUESTION

Front

Solve the equation: $-3x + 12 = -12$

Back

x = 8.

5.

FLASHCARD QUESTION

Front

Solve the equation: $6p - 5 = 13$

Back

p = 3.

6.

FLASHCARD QUESTION

Front

Solve the equation: $x + 12 = 20$

Back

x = 8.

7.

FLASHCARD QUESTION

Front

What is the first step to solve the equation $2x + 3 = 11$ ?

Back

Subtract 3 from both sides to isolate the term with x.

9.

FLASHCARD QUESTION

Front

Solve the equation: $5x - 10 = 0$

Back

x = 2.

10.

FLASHCARD QUESTION

Front

What is the solution to the equation $x/4 = 2$ ?

Back

x = 8.

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