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Exploring Linear Equations: Slopes and Forms

Understand point-slope, standard, and slope-intercept forms with examples like y=2x+8, x-2y=-5, y-5=0.5(x-5), and y=0.5x+2. Learn how to identify parallel and perpendicular lines.

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Exploring Linear Equations: Slopes and Forms

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  1. Answers p. 170 & p.177-179 P. 170 61.) point slope: y-2=3(x+2) 21.) y=-2x+8 Std. form: 3x-y=-8 22.) y=.5x+2 62.) Point slope: y-5=.5(x-5) 26.) yes one is vertical, one Std. Form: x-2y= -5 is horizontal 63.) Point slope: y-6=2/3(x-2) 36.) no, no pairs of lines Std. Form: 2x-3y=-14 have opposite reciprocal P. 177-179 slopes 6.) yes both have slopes of 2 7.) yes, both have slopes of ¾ 8.) yes, both have slopes of -1 12.) y=-2x+3 13.) y=1/3x-2 20.) y=-3/2x+15

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