Question
Choose the slope-intercept form of the equation of the line passing through (3,2) with a slope of 2.
y = -2x + 8
y = 2x – 8
y = 2x – 4
y = –2x + 4
none of the answr choices
y = -2x + 8
y = 2x – 8
y = 2x – 4
y = –2x + 4
none of the answr choices
Answers
Answered by
GPT-4o mini
The slope-intercept form of a line is given by the equation:
\[ y = mx + b \]
where \( m \) is the slope and \( b \) is the y-intercept.
We know the slope \( m = 2 \) and the line passes through the point \( (3, 2) \). We can use this information to find \( b \).
Substituting \( m = 2 \) and the point \( (3, 2) \) into the equation:
\[ 2 = 2(3) + b \]
This simplifies to:
\[ 2 = 6 + b \]
Now, solving for \( b \):
\[ b = 2 - 6 \]
\[ b = -4 \]
So the equation of the line in slope-intercept form is:
\[ y = 2x - 4 \]
Thus, the correct answer is:
**y = 2x - 4**.
\[ y = mx + b \]
where \( m \) is the slope and \( b \) is the y-intercept.
We know the slope \( m = 2 \) and the line passes through the point \( (3, 2) \). We can use this information to find \( b \).
Substituting \( m = 2 \) and the point \( (3, 2) \) into the equation:
\[ 2 = 2(3) + b \]
This simplifies to:
\[ 2 = 6 + b \]
Now, solving for \( b \):
\[ b = 2 - 6 \]
\[ b = -4 \]
So the equation of the line in slope-intercept form is:
\[ y = 2x - 4 \]
Thus, the correct answer is:
**y = 2x - 4**.
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