Holt Algebra 1 5-4 The Slope Formula Students will be able to: Find slope by using the slope formula. Learning Target.

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Presentation transcript:

Holt Algebra The Slope Formula Students will be able to: Find slope by using the slope formula. Learning Target

Holt Algebra The Slope Formula Find the slope of the line that contains (2, 5) and (8, 1).

Holt Algebra The Slope Formula Find the slope of the line that contains (–2, –2) and (7, –2).

Holt Algebra The Slope Formula Find the slope of the line that contains (5, –7) and (6, –4).

Holt Algebra The Slope Formula Find the slope of the line that contains and

Holt Algebra The Slope Formula The graph shows a linear relationship. Find the slope.

Holt Algebra The Slope Formula The table shows a linear relationship. Find the slope.

Holt Algebra The Slope Formula The graph shows a linear relationship. Find the slope.

Holt Algebra The Slope Formula The graph shows a linear relationship. Find the slope.

Holt Algebra The Slope Formula The graph shows the average electricity costs (in dollars) for operating a refrigerator for several months. Find the slope of the line. Then tell what the slope represents.

Holt Algebra The Slope Formula Find the slope of the line described by 4x – 2y = 16.

Holt Algebra The Slope Formula HW:p.324/11-23,26-31,34,37, even

Holt Algebra The Slope Formula Warm Up Add or subtract (–6) 2. – –7 – – (–1) Find the x- and y-intercepts. 5. x + 2y = x + 5y = –15 x-intercept: –5; y-intercept: –3 x-intercept: 8; y-intercept: 4 –2 2 3 –14

Holt Algebra The Slope Formula Graph the function – 3x + 2 = y.