Graphing Lines Worksheet

**Page 1**

1.

Write the equation of the line in the graph.

a. | x = -1 | ||

b. | x = 5 | ||

c. | y = 1 | ||

d. | x = 1 |

The

The equation of the line is

Correct answer : (4)

2.

The graph shows the net profit of a multinational company. Write an equation to represent the net profit, N, of the company.

a. | Y = 2 | ||

b. | N = 250 | ||

c. | N = 350 | ||

d. | Y = 4 |

So, the equation for the net profit is N = 350.

Correct answer : (3)

3.

Which of the graphs represents the equation y = $3\frac{1}{3}$?

a. | Graph 1 | ||

b. | Graph 2 | ||

c. | Graph 3 | ||

d. | None of the above |

[Simplify the fraction.]

The

The points (-3, 3.3), (0, 3.3) and (3, 3.3) are the solutions of the equation.

The graph of the equation

Graph 1 represents the equation y =

Correct answer : (1)

4.

Which of the graphs represents the equation $y$ = - $1\frac{5}{6}$?

a. | Graph 1 | ||

b. | Graph 2 | ||

c. | Graph 3 | ||

d. | None of the above |

[Simplify the equation.]

The

So, the graph of

[As

So, Graph 3 represents the equation

Correct answer : (3)

5.

Find two ordered pairs that are solutions of the equation $x$ = 5.

a. | (0, 5) and (-1, 5) | ||

b. | (0, 5) and (1, 5) | ||

c. | (5, 0) and (5, -2) | ||

d. | None of the above |

The

Draw a vertical line 5 units to the right from the

The ordered pairs of the two points lying on the line drawn are (5, 0) and (5, -2).

Correct answer : (3)

6.

Find two ordered pairs that are solutions of the equation $x$ = -8.

a. | (6, -8) and (-4, -8) | ||

b. | (-8, 4) and (8, 4) | ||

c. | (-8, 6) and (-8, -4) | ||

d. | None of the above |

The

Draw a vertical line 8 units to the left from the

The two ordered pairs among the points which, lie on the line drawn are (-8, 6) and (-8, -4).

Correct answer : (3)

7.

Which of the graphs represents the equation $x$ = -2?

a. | Graph 1 | ||

b. | Graph 2 | ||

c. | Graph 3 | ||

d. | None of the above |

The graph of the equation

The above graph matches with the graph 3.

Correct answer : (3)

8.

Graph the equation $x$ = $4\frac{4}{5}$.

a. | Graph 1 | ||

b. | Graph 2 | ||

c. | Graph 3 | ||

d. | None of the above |

[Simplify the equation.]

The

The points (4.8, 3), (4.8, -1) and (4.8, -3) are the solutions of the equation.

The graph of the equation

The above graph matches with the graph 1.

Correct answer : (1)

9.

Find the equation of the line in the graph.

a. | $x$ = -1 | ||

b. | $x$ = 4 | ||

c. | $y$ = 4 | ||

d. | None of the above |

So, the

The equation of the line is

Correct answer : (3)

10.

Find two ordered pairs that are solutions of the equation $y$ = - $3\frac{1}{5}$.

a. | (-2, -3.2) and (2, -3.2) | ||

b. | (-1, 1) and (1, 1) | ||

c. | (0, -1) and (1, -1) | ||

d. | None of the above |

[Simplify the equation.]

The equation does not have

The

So draw a horizontal line 3.2 units below the

The ordered pairs of the two points lying on the line drawn are (-2, -3.2) and (2, -3.2).

Correct answer : (1)