Writing Linear Equations Review

Front

What does 'm' represent in the equation of a line (y = mx + b)?

Back

Slope

Front

What is the y-intercept in the equation y = mx + b?

Back

The value of y when x = 0.

Front

What is the slope of the line represented by the equation y = -x + 2?

Back

-1

Front

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

Back

Look for the point where the line crosses the y-axis.

Front

What is the equation of a line with a slope of -2 and a y-intercept of 4?

Back

y = -2x + 4

Front

If a fitness club starts with 80 members and gains 15 members each month, what is the equation for total membership after x months?

Back

y = 15x + 80

Front

What does the term 'x-intercept' refer to?

Back

The value of x when y = 0.

Front

How can you determine the slope from two points (x1, y1) and (x2, y2)?

Back

Slope (m) = (y2 - y1) / (x2 - x1).

Front

What is the graph of the equation y = -x + 2?

Back

A straight line that decreases from left to right, crossing the y-axis at (0, 2).

Front

What is the significance of the slope in a linear equation?

Back

It indicates the steepness and direction of the line.