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CHAPTER5.7T
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295
à 5.7ïReview
äïThese problems are a review of problem types encountered
êêin this chapter.
âSêêë Not available
êêêêïin review
êêêêïsections.
éS
êè No details are available in the review sections.
èSee the appropriate section which deals with ç problem types.
1ïComplete the ordered pairs, (0,?), (?,0), and (1,?) for the
êè equationïy = 4x - 8.
ê(0,2)êë(0,8)êë(0,-8)êè å
èA)ï(3,0)ê B)ï(2,0)êïC) (2,0)êïD)ïof
ê(1,4)êë(1,2)êë(1,-4)êè ç
ü
êêë Not available in review sections.
Ç C
2ïComplete the ordered pairs, (0,?), (3,?), and (?,3) for the
êè equationïx = 3y.
ê(0,4)êë(3,1)êë(0,2)êëå
èA)ï(3,1)ê B)ï(0,0)êïC) (3,-1)ê D)ïof
ê(2,3)êë(9,3)êë(5,3)êëç
ü
êêë Not available in review sections.
Ç B
3ïComplete the ordered pairs, (0,?), (2,?), and (-3,?) for the
êè equationïy = -2.
ê(0,0)êë(0,4)êë(0,-2)êè å
èA)ï(1,2)ê B)ï(2,1)êïC) (2,-2)ê D)ïof
ê(3,-3)êè (-3,2)êè (-3,-2)êèç
ü
êêë Not available in review sections.
Ç C
4ïWhich ordered pair is a solution ofï2x + 4y = 10 ?
êêêêêêêêïå
èA)ï(4,-2)êB)ï(-1,3)ê C) (3,-4)ê D)ïof
êêêêêêêêïç
ü
êêë Not available in review sections.
Ç B
5ïWhich ordered pair is a solution of -3x + 5y = 3 ?
êêêêêêêêïå
èA)ï(4,3)ê B)ï(-3,2)ê C) (-1,6)ê D)ïof
êêêêêêêêïç
ü
êêë Not available in review sections.
Ç A
6êè Plot the ordered pair (3,-2).
# Aë ºêè Bë ºêè Cë ºêèDë º
#ê ┼ë⌐êë┼êë⌐ë┼êêè┼
ê ┼êêè ┼êêè ┼êêè┼
#ï£─£─£─┼─£─£─£─¥è £─£─£─┼─£─£─£─¥è £─£─£─┼─£─£─£─¥è£─£─£─┼─£─£─£─
ê ┼êêè ┼êêè ┼êêè┼
#ê ┼êêè ┼ë⌐êë┼êè ⌐ë┼
ü
êêë Not available in review sections.
Ç B
7êè Plot the ordered pair (-2,0).
# Aë ºêè Bë ºêè Cë ºêèDë º
#ê ┼êêè ┼êêè ⌐êêè┼
ê ┼êêè ┼êêè ┼êêè┼
#ï£─⌐─£─┼─£─£─£─¥è £─£─£─┼─£─⌐─£─¥è £─£─£─┼─£─£─£─¥è£─£─£─┼─£─£─£─
ê ┼êêè ┼êêè ┼êêè┼
#ê ┼êêè ┼êêè ┼êêè⌐
ü
êêë Not available in review sections.
Ç A
8ê Name the quadrant in which (-4,-1) lies.
ë A)ïIêëB)ïIIêëC) IIIêè D)ïIV
ü
êêë Not available in review sections.
Ç C
9ê Name the quadrant in which (0,-3) lies.
êêêêêêêêëå
ë A)ïIêëB)ïIIêëC) IIIêè D)ïof
êêêêêêêêëç
ü
êêë Not available in review sections.
Ç D
10êFind the intercepts ofï3x - 7y = 21.
êêêêêêêêê å
A) (0,7) (-3,0)ëB) (1,-3) (4,1)ëC) (0,-3) (7,0)ëD)ïof
êêêêêêêêê ç
ü
êêë Not available in review sections.
Ç C
11êFind the intercepts ofï4x - 5y = 7.
êêêê 7è7êêêêèå
A) (0,5) (4,0)ë B) (0,- ─) (─,0)ëC) (0,-5) (4,0)ëD)ïof
êêêê 5è4êêêêèç
ü
êêë Not available in review sections.
Ç B
G 12êêïGraphïx + y = 4
A) y = -1x + 4
B) y = 1x + 4
C) y = -1x - 4
D) y = 1x - 4
ü
êêë Not available in review sections.
Ç A
G 13êêïGraphï2x + 3y = 9.
A) y = .666x + 3
B) y = -.666x + 3
C) y = -.666x - 3
D) y = .666x - 3
ü
êêë Not available in review sections.
Ç B
14ëFind the slope of the line through (4,1) and (-2,5).
ê1êêè4êêë2êê å
èA)ï─êë B)ï─êêC) - ─êëD)ïof
ê4êêè3êêë3êê ç
ü
êêë Not available in review sections.
Ç C
15ëFind the slope of the line through (4,1) and (4,-3).
êêêè 3êêë3êê å
èA)ïno slopeë B)ï─êêC) - ─êëD)ïof
êêêè 2êêë4êê ç
ü
êêë Not available in review sections.
Ç A
16êêêêêè5
êêFind the slope of the lineïy = ─ ─x + 7.
êêêêêêë 6
ê6êêêêêï5êê å
èA)ï─êë B)ïundefinedë C) - ─êëD)ïof
ê5êêêêêï6êê ç
ü
êêë Not available in review sections.
Ç C
17êïFind the slope of the lineïy = -4.
êêêêêêë 1êê å
ëA)ï-4êëB)ïundefinedê C)ï─êëD)ïof
êêêêêêë 4êê ç
ü
êêë Not available in review sections.
Ç D
18ê Find the slope of the line 5x + 4y = 9.
ê9êêè 5êêè4êêïå
èA)ï─êë B) - ─êë C)ï─êë D)ïof
ê4êêè 4êêè5êêïç
ü
êêë Not available in review sections.
Ç B
19èDecide whether the lines, 4x - 2y = 7 and 8x - 4y = 6 are
êë parallel, perpendicular, or neither.
êêêêêêêêêïå
èA) perpendicularë B) parallelê C) neitherê D)ïof
êêêêêêêêêïç
ü
êêë Not available in review sections.
Ç B
20èDecide whether the lines, 4x - y = 7 and x + 4y = 12 are
êë parallel, perpendicular, or neither.
êêêêêêêêêïå
èA) perpendicularë B) parallelê C) neitherê D)ïof
êêêêêêêêêïç
ü
êêë Not available in review sections.
Ç A
21èWrite an equation in standard form of the line with slope
êë m = 2 and y - interceptï(0,-1).
êêêêêêêêêè å
èA) 5x + 10y = 5êB) 2x - y = 1ë C) 10x - 5y = -5è D)ïof
êêêêêêêêêè ç
ü
êêë Not available in review sections.
Ç B
22èWrite an equation in standard form of the line with slope
êë m = 2 and passes through (-5,7).
êêêêêêêêêè å
èA) 2x - y = -17êB) 2x + y = 6ë C) x - 2y = 12ë D)ïof
êêêêêêêêêè ç
ü
êêë Not available in review sections.
Ç A
23èWrite an equation in standard form of the line with slope
êêë5
êë m = - ─ïand passes through the point (-2,3).
êêë3
êêêêêêêêêëå
èA) 3x + 5y = 10êB) 5x + 3y = -1ëC) x - 5y = 3êD)ïof
êêêêêêêêêëç
ü
êêë Not available in review sections.
Ç B
24èWrite an equation in standard form of the line with no slope
êë and passes through the point (4,-3).
êêêêêêêë4êë å
èA)ïx = 4êëB)ïy = -3êèC)ïx = - ─ yê D)ïof
êêêêêêêë3êë ç
ü
êêë Not available in review sections.
Ç A
G 25è Graph the solution set of the inequality, 3x - 4y ≤ 12.
A) y <= -.75x - 3
B) y < -.75x + 3
C) y >= .75x - 3
D) y < .75x - 3
ü
êêë Not available in review sections.
Ç C
G 26è Graph the solution set of the inequality, 3x + 2y > 12.
A) y >ï-1.5x + 6
B) y < -1.5x - 6
C) y >= 1.5x - 6
D) y > 1.5x + 6
ü
êêë Not available in review sections.
Ç A
G 27è Graph the solution set of the inequality, 3x - 2y ≥ 6.
A) y <= 1.5x - 3
B) y > -1.5x + 3
C) y <= -1.5x + 3
D) y >ï1.5x - 3
ü
êêë Not available in review sections.
Ç A