Linear Equations Review

Front

What is a linear equation?

Back

Front

How do you isolate a variable in an equation?

Back

To isolate a variable, you perform inverse operations to both sides of the equation until the variable is alone on one side.

Front

What is the first step in solving the equation 2x + 3 = 11?

Back

Subtract 3 from both sides to get 2x = 8.

Front

Solve for x: 4x - 7 = 9

Back

x = 4.

Front

What does it mean to 'combine like terms'?

Back

Combining like terms means to simplify an expression by adding or subtracting terms that have the same variable raised to the same power.

Front

Solve for y: 3y + 6 = 0

Back

y = -2.

Front

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

Back

Front

How do you find the slope of a line given two points (x1, y1) and (x2, y2)?

Back

Front

What is the solution to the equation 5x = 25?

Back

x = 5.

Front

What is the first step in solving the equation x/3 = 4?

Back

Multiply both sides by 3 to isolate x.