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MAT 116 Week 4 Graph the equation &amp; identify the y intercept [4]

MAT 116 Week 4 Graph the equation & identify the y intercept [4]

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Unformatted text preview: © Exertisé score: 1 .af'1_pt_ Agsignmenf scare: 7996; (24.5 o_f31 pt‘s) _31 91531 compl I Graph the equation and identify the 3 Graph the equation and identify the y-intercept. I y-intercept. | 3” X: ‘ 2 ' X + y = — 5 Use the graphing tool on the right to graph the .. . . . Plotting three points helps avoid mistakes. A equation ' ' . . . The ﬁrst two points will determine the line, I3- and the third should eliminate mistakes. Eli-1 First solve for y by writing an equivalent equation in the form y=mX+ b. : 9%- —|- :—'—'a Tie y-intercept is :(D -- ' (Type an ordered pair.) Add , X to both Sides. v=-x-5 Now, ﬁnd the v-coordinate for a given X'by substitution. Replace X with the given value and solve the equation. The ﬁrst value for X is - 3. Substitute this value into the equation and solve for y. Questlon Is complete. Y: _ (_ 3) _5 "Span-Ir. showing Plot the point (- 3, - 2). The next value for x is 3. Substitute 3 for x in the equation. Plot the point (3, - 8) Aﬁer plotting both points, graph the line as shown on the right. . Question is complete. ...
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