8th Grade Math Refresher

Front

What is the product of (-2)(-4)(-3)?

Back

The product is -24.

Front

What is the equation of the line with a slope of -1 and a y-intercept of 2?

Back

The equation is y = -x + 2.

Front

How do you find the slope from a table of values?

Back

The slope is calculated as the change in y divided by the change in x (rise/run).

Front

Solve for x: 2x - 3 + 4x = 27.

Back

x = 5.

Front

Back

Front

What is the slope of a line that rises 2 units for every 3 units it runs?

Back

Front

What is the result of multiplying two negative numbers?

Back

The result is positive.

Front

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

Back

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

Front

If the slope of a line is 2, what does this indicate about the line's steepness?

Back

A slope of 2 indicates the line rises 2 units for every 1 unit it runs, making it steep.

Front

What does a slope of 0 mean for a line?

Back

A slope of 0 means the line is horizontal.