Name
Class
Date
Chapter 5 Test
Form G
Do you know HOW?
Tell whether each statement is true or false. Explain.
l.
A rate of change must be
2.
The rate of change for a vertical line is
negative. ÉJSw
zero. tr^ ls.
Lforizortl<l
Find the slope of the line that passes through each pair of points.
3.(-3,-l),(-1,5)
Graph each equation.
5. x + 2y:6
fi'--l
=l_t
1:t'- -x*(n
,¡'= -)x$
l
+
(:'s)
'z-5
,(',')
7-3
y=Ur-l
t@
e'7x:3Y-t'
ix :3y
g.
gg 7y *lZ
# =
ll=!x_*'l
next five years. Write a linear function thatmodels this situation.
11. 6x +
ofthe graph ofeach equation.
12. -5x + 3y : -24
l2y:24
Write an equation iII slope-intercept form for the line that has the given
slope lø and that passes through the given point.
,
13. m=-)(0,-2)
i<
lV=*Y,*z
I
'
I
U ¡'\cle-Éh<,.l
6
7. y -2: -2(x -3)
10. In 2005, a Caribbean nation produced 0.7 million tons of cane sugar. Annual
production was projected to decrease by'O.05 million tons Ëach year for the
ts
z
r
6.
Write each equation in slope-intercept form.
g. 6x + 9y :27 nr{ = -c'ex {21
Find thc x- and y-int
-
slu¡t' - O
14.m:-2;(0,1)
,(-z = -zxIQ
r{ = - z*,+8
Y
-- ,
y,
7*
,7
"ô5
(t)
- "or(z)
t/=-.ar)( +7
Write an equation in slope-intercept form for the line that passes through the
given
points.
(^
b t
A,-Át --L-
t -L
| = -zx +b.
+b
r6.
ç=-z(rl
(5, -2), (
'
-z= -Jl *E
'7= b
'!.b
1
Write an equation in slope-intercept form for the line that passes through the given
point and is parallel to the given line.
v^=¿
18. (-7,3);x
y = -ftx+b
L -- -2, (s)
tL
=
Y---åx+u
ç = -)(-s)¡b
y-- 7, +L
\=6
Write an equation in slope-intercept form for the line that passes through the
given point and is perpendicular to the given line.
19. (5,
-t);y: 4x-7 $=Å
1=-tx+b
v---l^**
20. (4,-Z);y:3
- t -- -+ (¡) +I'
_¡ = _ç/ +L
21. The
debate club needs $240.00 to attend a debate tournament. The club
decides to sell cups of iced tea and lemonade at baseball games. Iced tea
will
a.
be sold for $,50 per cup and lemonade
will
be sold for $,80 per cup.
Write an equation to find how many cups of each beverage must be sold to
raise $240.00.
,5tL +,S0T1
b. Graph the equation, What are the x- and y -intercepts?
c. Open-Ended Use your graph to find three different combinations
L
of cups of iced tea sold and cups of lemonade sold that will raise
$24o
oo
(LI)
(o
,so)
( ræ,
o
)
ezo ¡lø)
22. Writing For a direct variation, describe how the constant of variation affects
whethery increases or decreades as x increases.
foaltv- <orrslqat iac're"'ses Y ,n /e3*{rve C'nt'Á*
i
23. Reasoning Forwhatvalue of kare thegraphs of y=3x+4and2y
=kx+9parallel?
Y
= Sx+'l
zY=kx
+1
/= 4zt +l
Prentice HallAlgebra 1 . Teaching Resources
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