Algebra 1 Review - 2024

Front

What is the equation of a horizontal line?

Back

y = k, where k is a constant.

Front

What is the equation of a vertical line?

Back

x = k, where k is a constant.

Front

How do you find the x-intercept of an equation?

Back

Set y = 0 and solve for x.

Front

How do you find the y-intercept of an equation?

Back

Set x = 0 and solve for y.

Front

What is the slope of a line?

Back

The slope (m) is the ratio of the rise (change in y) to the run (change in x).

Front

What does a slope of 0 indicate about a line?

Back

The line is horizontal.

Front

What does an undefined slope indicate about a line?

Back

The line is vertical.

Front

How do you solve for x in the equation 81 = −7 − 8(x − 3)?

Back

x = -8.

Front

What does the inequality x ≥ -2 represent on a number line?

Back

All numbers greater than or equal to -2.

Front

What is the standard form of a linear equation?

Back

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