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Solve. Express your answer as an ordered pair.

Question : Solve. Express your answer as an ordered pair. : 2163464

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.

Solve. Express your answer as an ordered pair.

1) The linear equation in two variables y = 0.20x + 175 models the total weekly cost, y, in dollars, for renting a car and driving it x miles. The equation indicates that the rental company charges a fixed amount of $175 for the week plus a cost of $0.20 for each mile the car is driven. Find a solution of y = 0.20x + 175 using 355 for x.

A) (355, 1775)

B) (355, 246)

C) (355, 221)

D) (355, 176)

2) The linear equation in two variables y = 3x + 40 models the total cost, y, in dollars, for towing a car x miles. The equation indicates that the towing company charges a fixed amount of $40 to send a truck to pick up the car plus a cost of $3 for each mile the car is towed. Find a solution of y = 3x + 40 using 8 for x.

A) (8, 64) 

B) (8, 54)

C) (8, 24)

D) (8, 43)

3) The linear equation in two variables y = 32x models the speed, y, in feet per second, of a ball dropped from a tower x seconds after it was dropped. The equation indicates that the speed of the ball increases by 32 feet per second for every second that passes. Find a solution of y = 32x using 11 for x.

A) (11, 352)

B) (11, 342)

C) (11, 32)

D) (11, 11)

4) The linear equation in two variables y = 0.07x + 4.95 models the total monthly charge, y, in dollars, for a long distance telephone customer who talked for x minutes long distance. The equation indicates that the customer is charged a fixed amount of $4.95 per month plus a charge of $0.07 for each minute of long distance. Find a solution of y = 0.07x + 4.95 using 140 for x.

A) (140, 14.75)

B) (140, 18.95)

C) (140, 13.75)

D) (140, 9.80)

5) The linear equation in two variables y = 112 - 4x models the amount of water, y, in ounces, remaining in a leaky bucket x minutes after the bucket was filled. The equation indicates that the bucket initially contains 112 ounces of water and loses 4 ounces each minute. Find a solution of y = 112 - 4x using 2 for x.

A) (2, 108)

B) (2, 8)

C) (2, 104)

D) (2, 120)

6) The linear equation in two variables y = 1000x + 3849 models the altitude above sea level, y, in feet, of an airplane x minutes after taking off from a high plateau. The equation indicates that the airplane's altitude is initially 3849 feet above sea level and increases 1000 feet each minute. Find a solution of  y = 1000x + 3849 using 6 for x.

A) (6, 6000) 

B) (6, 9949)

C) (6, 9849)

D) (6, 9749)

Complete each ordered-pair solution of the given equations.

7) y = -x + 8 (5, ?) (8, ?) (0, ?)

A) (5, 3) (8, 2) (0, 8)

B) (5, 5) (8, 8) (0, 0)

C) (5, 15) (8, 0) (0, 8)

D) (5, 3) (8, 0) (0, 8)

8) y = -4x - 12 (-5, ?) (-12, ?) (0, ?)

A) (-5, 8) (-12, 36) (0, 36)

B) (-5, -5) (-12, 36) (0, -12)

C) (-5, 8) (-12, -12) (0, -12)

D) (-5, 8) (-12, 36) (0, -12)

9) 8x + y = -54 (-7, ?) (0, ?) (1, ?)

A) (-7, 2) (0, -58) (1, -62)

B) (-7, 2) (0, -54) (1, -62)

C) (-7, 2) (0, 0) (1, -62)

D) (-7, -7) (0, -54) (1, -62)

10) x + y = 20 (?, 12), (?, -2), (?, 0)

A) (32, 12), (22, -2), (20, 0)

B) (8, 12), (22,-2), (20, 0)

C) (8, 12), (18, -2), (0, 0)

D) (32, 12), (18, -2), (20, 0)

SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question.

List four ordered pairs that are solutions to the equation.

11) y = 6x + 6

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.

Complete the ordered pairs for the given linear equation. Then plot the points and graph the equation by connecting the points.

12) y = 3x - 5

(0, ?), (1, ?), (-1, ?)

A) (0, -5), (1, -8), (-1, -2)

B) (0, 0), (1, -5), (-1, 5)

C) (0, -5), (1, -2), (-1, -8)

D) (0, 5), (1, 8), (-1, 2)

13) y = -2x - 6

(0, ?), (1, ?), (-1, ?)

A) (0, -6), (1, -8), (-1, -4)

B) (0, 0), (1, 6), (-1, -6)

C) (0, 6), (1, 4), (-1, 8)

D) (0, -6), (1, -4), (-1, -8)

14) y = x - 2

(7, ?), (-4, ?), (0, ?)

A) (7, 5), (-4, -6), (0, -2)

B) (7, -9), (-4, 2), (0, -2)

C) (7, 9), (-4, -2), (0, 2)

D) (7, -5), (-4, 6), (0, 2)

15) 8x + 3y = 0

(-3, ?), (0, ?), (3, ?)

A) (-3, -8), (0, 0), (3, 8)

B) (-3, 9), (0, 1), (3, -7)

C) (-3, 8), (0, 0), (3, -8)

D) (-3, -9), (0, -1), (3, 7)

16) y = (1/2)x + 2

(0, ?), (2, ?), (-2, ?)

A) (0, 2), (2, 1), (-2, 3)

B) (0, 2), (2, 3), (-2, 1)

C) (0, -2), (2, -1), (-2, -3)

D) (0, 0), (2, 1), (-2, -1)

17) y = (2/3)x - 2

(0, ?), (3, ?), (-3, ?)

A) (0, -2), (3, 0), (-3, -4)

B) (0, 2), (3, 4), (-3, 0)

C) (0, -2), (3, -4), (-3, 0)

D) (0, 0), (3, 2), (-3, -2)

Graph the equation.

18) y = -6

A)

B)

C)

D)

19) x = 8

A)

B)

C)

D)

Solution
5 (1 Ratings )

Solved
Algebra 2 Years Ago 265 Views
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