LINEAR EQUATIONS

Front

What is the definition of a coefficient?

Back

The number in front of a variable.

Front

What is the definition of a variable?

Back

The letter used to represent a quantity.

Front

Solve the equation: x + 12 = 20.

Back

x = 8.

Front

Solve the equation: 3x = 27.

Back

x = 9.

Front

How should you show your work to isolate the variable in the equation x - 62 = 123?

Back

Add 62 to each side.

Front

What is the standard form of a linear equation?

Back

Ax + By = C, where A, B, and C are constants.

Front

What does it mean to isolate a variable?

Back

To get the variable alone on one side of the equation.

Front

What is the solution to the equation: 2x + 4 = 12?

Back

x = 4.

Front

What is the slope-intercept form of a linear equation?

Back

y = mx + b, where m is the slope and b is the y-intercept.

Front

What is the y-intercept in the equation y = 2x + 3?

Back

3.