AnswersGA-8th Grade MathematicsWriting Linear Functions

Writing Linear Functions Answers

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1
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What is the point-slope form of a line that has a slope of –4 and passes through point (–3, 1)?

A
y minus (negative 3) = negative 4 (x minus 1)
Option A
B
y minus 1 = negative 4 left-bracket x minus (negative 3) right-bracket
Option B
C
Negative 1 minus y 1 = negative 4 (negative 3 minus x 1)
Option C
D
3 minus y 1 = negative 4 (1 minus x 1)
Option D
2
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What is the y-intercept of a line that has a slope of 3 and passes through point (–1, –7)?

A
–10
B
–4
C
3
D
7
3

The equation is written in point-slope form. What is the equation written in slope-intercept form?

Question illustration
A
y = 6x + 11
B
y = 6x – 1
C
y = 6x – 4
D
y = 6x + 6
4

The equation is written in point-slope form. What is the y-intercept of the line?

Question illustration
A
–13
B
–7
C
2
D
8
5

What is the y-intercept of a line that has a slope of –3 and passes through point (0, –7)?

A
–7
B
–3
C
0
D
4
6

The equation is written in point-slope form. What is the equation written in slope-intercept form?

Question illustration
A
y = one-third x minus 3
Option A
B
y = one-third x + 9
Option B
C
y = one-third x minus 9
Option C
D
y = one-third x + 3
Option D
7

Which equation represents a line that has a slope of and passes through point (–2, 1)?

Question illustration
A
y = one-third x minus 1
Option A
B
y = one-third x + five-thirds
Option B
C
y = one-third x minus five-thirds
Option C
D
y = one-third x + 1
Option D
8

What is the point-slope form of a line that has a slope of 3 and passes through point (1, 4)?

A
y minus 4 = 3 (x minus 1)
Option A
B
1 minus y = 3 (x minus 4)
Option B
C
y 1 minus 4 = 3 (1 minus x 1)
Option C
D
1 minus y 1 = 3 (4 minus x 1)
Option D
9

Which is the equation of a line that has a slope of and passes through point (2, –3)?

Question illustration
A
y = one-half x minus 4
Option A
B
y = one-half x minus 2
Option B
C
y = one-half x + 2
Option C
D
y = one-half x + 3
Option D
10

Emelina wrote the equation of a line in point-slope form as shown below.What is Emelina’s equation in slope-intercept form?

Question illustration
A
y = 3x + 2
B
y = 3x +10
C
y = 3x – 4
D
y = 3x – 10

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