AnswersAZ-Algebra 1A MA101Point-Slope Form of a Line

Point-Slope Form of a Line Answers

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1
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The slope of the line is .

A
–8/7
B
–4/3
C
–7/8
D
–3/4
2
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When the point (7, –4) is used, the point-slope form of the line is .

A
y – 7 = (–4/3)(x + 4)
B
y + 7 = (–3/4)(x – 4)
C
y – 4 = (–8/7)(x + 7)
D
y+ 4 = (–7/8)(x – 7)
3

The slope-intercept form of the line is .

A
y = (–4/3)x + (5/3)
B
y = (–7/8)x + (17/8)
C
y = (–8/7)x – 4
D
y = (–3/4)x – 4
4

x + y =

Answer:

2

5

Which equations represent a line that passes through the points given in the table? Check all that apply.

A
y – 2 = –6(x + 10)
B
y – 2 = –(x + 10)
C
y – 1 = –(x + 4)
D
y = –6x – 58
E
y = –x +
F
y = –x + 5
6

The slope of the line is .

A
–300
B
–2
C
2
D
300
8

x + y =

Answer:

-3

10

x + y =

Answer:

19

11

The linear function is .

A
f(x) = –300x + 2,000
B
f(x) = –2x + 800
C
f(x) = 2x + 800
D
f(x) = 300x + 1,400

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