pg
230 #29-32; 233 #1-19,21
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1.
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(7, -1)
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11.
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y = – 4/3 x + 7/3
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2.
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x = 3
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12.
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y = 1/3 x
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3.
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a. (4, -17/3)
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13.
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y = 3x + 24
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4.
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x
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-9
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-6
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-3
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0
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3
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6
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9
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y
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-5
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-4
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-3
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-2
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-1
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0
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1
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14.
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y = (-1/16)x + 1
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5.
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x-int (8,0); y-int (0,3)
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6.
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x-int (3,0); y-int (0,3)
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7.
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slope = 0
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17.
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vertex (1, 2) “v” up
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8.
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slope = 2/3
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18.
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vertex (-2,-1) “v” down
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9.
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slope = -1/12
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10.
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Slope is Undefined
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21.
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1.50x
+ 1.25y = 375
graph:
x-int (250,0)
y-int
(0,300)
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