8th Grade Final Review

Front

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

Back

The slope-intercept form is given by the equation y = mx + b, where m is the slope and b is the y-intercept.

Front

Write the slope-intercept form of a line with a slope of -3 and y-intercept of 0.

Back

y = -3x

Front

Back

Front

What does the exponent -6^4 represent in expanded form?

Back

Front

Back

Rational.

Front

What is the definition of a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers.

Front

What is the definition of an irrational number?

Back

An irrational number is a number that cannot be expressed as a simple fraction; its decimal representation goes on forever without repeating.

Front

If a line graph shows that $500 is earned for every 8 hours worked, what is the rate per hour?

Back

The rate per hour is $62.50.

Front

What is the formula for calculating the slope of a line?

Back

The slope (m) is calculated as m = (y2 - y1) / (x2 - x1).

Front

What is the difference between a linear equation and a nonlinear equation?

Back

A linear equation graphs as a straight line, while a nonlinear equation graphs as a curve.