Chapter 8 - Spiral Review

Front

What is the solution to the equation 4n + 3 = 4n - 2?

Back

No Solution

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

Back

Front

What is the substitution method in solving systems of equations?

Back

Replace one variable with an expression from another equation.

Front

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

Back

The lines representing the equations are parallel and never intersect.

Front

What is the solution to the system of equations 7x + 3y = 21 and 2x + 5y = 15?

Back

(3, 0)

Front

Back

Front

What is the definition of a linear equation?

Back

An equation that makes a straight line when graphed.

Front

What does the term 'slope' refer to in a graph?

Back

The steepness of the line, calculated as rise over run.

Front

What is the y-intercept of a linear equation?

Back

The point where the line crosses the y-axis.