Algebra 1 Review

Front

What is the x-intercept of a line?

Back

The x-intercept is the point where the line crosses the x-axis, represented as (x, 0).

Front

What does it mean if a system of equations has no solution?

Back

It means that the lines represented by the equations are parallel and never intersect.

Front

What are the solutions of a quadratic equation called?

Back

Roots.

Front

How do you find the x-intercept from a graph?

Back

Look for the point where the graph crosses the x-axis.

Front

What does it mean if a system of equations has infinite solutions?

Back

It means that the equations represent the same line, and every point on the line is a solution.

Front

What is the definition of a linear equation?

Back

An equation that makes a straight line when graphed, typically in the form y = mx + b.

Front

What is the slope of a line?

Back

The slope is a measure of the steepness of the line, calculated as the rise over run (change in y over change in x).

Front

What is the standard form of a linear equation?

Back

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

Front

What does it mean to solve an equation graphically?

Back

To find the point(s) where the graphs of the equations intersect.

Front

What is a quadratic equation?

Back

An equation of the form ax^2 + bx + c = 0, where a, b, and c are constants and a ≠ 0.