Pre-Algebra: Unit 3 Flashcard #2 Review (Equations)

Front

Solve the equation: 8v - 4(v + 8) = 8

Back

v = 10

Front

Solve for x: 2x + 4 = 24

Back

x = 10

Front

The variable, k, is being divided by 11. How should you show your work to isolate the variable?

Back

Multiply both sides by 11.

Front

Which of the following is used to solve single step equations mathematically?

Back

Inverse operations.

Front

Solve the equation: 4 - 6x - 2 = -2(3x-1)

Back

Infinitely many solutions.

Front

What is an equation?

Back

A mathematical statement that asserts the equality of two expressions.

Front

What are inverse operations?

Back

Operations that reverse the effect of each other, such as addition and subtraction.

Front

How do you isolate a variable in an equation?

Back

Use inverse operations to get the variable alone on one side.

Front

What does it mean to solve an equation?

Back

To find the value of the variable that makes the equation true.

Front

What is a variable in mathematics?

Back

A symbol used to represent an unknown value.