when given a table of data related to a straight line, writing the equation of the line in...
TRANSCRIPT
When given a table of data related to a straight line, writing the equation of the line in slope-intercept form is very straight forward.
Find the equation matching the table shown below and put it in slope-intercept form.x y
0 1
1 3
2 5
3 7
x y
0 1
1 3
2 5
3 7
(x1, y1)
(x2, y2)
You can use these two points to calculate the slope of the line.
Substitute in values.
Simplify
Slope
Substitute in value for slope and simplify
y-intercept
Substitute in values for a point
Simplify
Substitute in value for y-intercept and simplify
Equation for the line is in slope-intercept form