Problem Sheet #2 (1.1-1.3)
Classlb:
Math 1090
-
Name: So\,koi
001 Spring 2013
Hmk. 2 Score
Instructor: Katrina Johnson
Coniplete each problem. No credit will be given without supporting work
1. Solve the linear equation, 3(x —2) + 5 = 7x —9.
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34S ThLc\
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x
x+2
x —3
x-i-2
2. Solve the equation
=
-
—
/
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n
l’- 1
3. Solve the equation, F
-
-
1___
1
Z2
+
=
32, for C.
9
4. Solve the linear inequality, —7 <5—2x9.
—\‘2<-2,< ‘4
1
—
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2j
3
-
s
.
5. You rerita car and are offered 2 payment options. You con pay $45 a day plus 15
cents a mile (option A) OR you con pay $10 a day plus 60 cents a mile (option B). For
what amount of daily miles will option A be the cheaper plan?
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4.
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1o
K
n.’
°?‘°
k
6. What is the slope, x-intercept and y-intercept of the line 8)’ + 4x
‘O\%i(,,
-
=
5
-
-Ic,
c3
-
/
7. Find the slope of the line through (-1,5) and (6,-2).
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—
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8. Find the slope of the line through (4,5) and (4,-2).
-2-5
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No4
4
—
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poiri4s
9. Write the equation of the line goes through the point (3,-2)
a) and is parallel to the line 3x y = 6.
b) and is perpendicular to the line 3x —2)’ = 12
—
-2-2
-
2
-(-2=
(- )
2-
-2
Ly.2=
-?2
1