HOMEWORK #7 - do all problems
on A
sepo.,ra1-.e ~hee,t c+ ~er.
For eac hfhfill
1 x an dth e y-mtercepts.
ate
a owmg on your own ~aper fi n d the
x - 3y = 6
2. 4x - 5y 10
II.
4.
=
= 15
3x -7y
7. 4x+8
= 2y
Allje.bm. 1- :2n4
SC;)C w~
y au must s how a IIwar.k'
+y = 7
5.
2x
5
8.
--+-=2
4
2
3x-y
..J.
1
zX
+y
6.
X
ry
=4
2
= 3'y + 9
x-y
1. Find the slope of the following:
1.
2.
A~
,
I
I
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:
r-
I
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I
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I
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"-~
A
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I.,
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II. Find the slo p e•• of the line throu gh the g rven po m s:
.
5. ((7, -6) and (-5,2)
4. (1,2) and (-3, -4)
6. (4, -7) and (4, 3)
TIL Find the slope of the line with the given equation:
7.3x-4y=7
8. x= 3
9. tx+}y::::2
IV. Draw the line through the given point a::ld v.'i::b. the given slope:
,.11. (-2, 3) and slope
t
1O. 3(x - 1) = 7y
\.\S6 C:.'l.A "" PAPEe ~
12. (0, 5) and slope -
+
v.
Determine if the given points are collinear:
13. (0,2), (3, 0) and (-3, 4)
14. (0, -2), (3, -1) and (6,1)
15. The vertices of a triangle are A (3; 4), B (-2, 1) and C (3, ·2). Find the slope of each
side of the triangle.
16. Find the valueofy
(3, -2).
so that the point (6, y) lies on the line that contains (I, -3) and