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III. Find the slope.(2pts)
1.(4, 5) (10, 7)
2. (-6, 5) (-2, 2)
3. (-3, -6) (-8, 3)
4. 3x + 2y = 5
5. 6x – 3y = 12
Answer or im gonna be under your bed


Sagot :

The slope is denoted by "m".

Formula:

[tex]m = \frac{y2 - y1}{x2 - x1} [/tex]

Find the slope:

1.)

[tex]x1 = 4 \\ y1 = 5 \\ x2 = 10 \\ y2 = 7 \\ m = \frac{7 - 5}{10 - 4} \\ m = \frac{2}{6} \: \: or \: \: \frac{1}{3} [/tex]

2.)

[tex]x1 = - 6 \\ y1 = 5 \\ x2 = - 2 \\ y2 = 2 \\ m = \frac{2 - 5}{ - 2 - ( - 6)} \\ m= - \frac{ 3}{4} [/tex]

3.)

[tex]x1 = - 3 \\ y1 = - 6 \\ x2 = - 8 \\ y2 = 3 \\ m = \frac{3 - ( - 6)}{ - 8 - ( - 3) } \\ m = \frac{9}{ - 5} \: \: or \: \: - 1 \frac{4}{5} [/tex]

4.)

[tex]y = mx + b \\ 3x + 2y = 5 \\ 2y = - 3x+ 5 \\ y = - \frac{3}{2} x + \frac{5}{2} \\ \\ m = - \frac{3}{2} [/tex]

5.)

[tex]y = mx + b \\ \\ 6x - 3y = 12 \\ - 3y = - 6x + 12 \\ y = \frac{ - 6}{ - 3} x + \frac{12}{ - 3} \\ y = 2x - 4 \\ \\ m = 2[/tex]