Graphing Linear Equations

Front

What is the y-intercept in the equation y = -3x + 7?

Back

The y-intercept is 7.

Front

Which graph represents the equation y = -x + 2?

Back

Graph A.

Front

How do you find the slope of a linear equation?

Back

The slope is found by identifying the coefficient of x in the equation y = mx + b.

Front

What is the slope of the equation y = (3/2)x + 1?

Back

The slope is 3/2.

Front

What type of slope does a horizontal line have?

Back

A horizontal line has a slope of zero.

Front

What type of slope does a vertical line have?

Back

A vertical line has an undefined slope.

Front

In the equation y = mx + b, what does 'm' represent?

Back

'm' represents the slope of the line.

Front

In the equation y = mx + b, what does 'b' represent?

Back

'b' represents the y-intercept of the line.

Front

What is the slope of the line represented by the equation y = -2x + 5?

Back

The slope is -2.

Front

If a line has a positive slope, what does that indicate about the line's direction?

Back

A positive slope indicates that the line rises from left to right.