nelson395 nelson395
  • 23-07-2021
  • Advanced Placement (AP)
contestada

a) The equation of a line parallel to 6x – 2y + 10 = 0 and passes through the point
(-2, 7).

Respuesta :

jessmzhou4
jessmzhou4 jessmzhou4
  • 24-07-2021

Answer: y = 3x + 13

Explanation:

Rearrange the equation to slope-intercept form:

[tex]6x - 2y + 10 = 0\\\\-2y=-6x-10\\\\y=(-\frac{1}{2} )(-6x-10)\\\\y=3x+5 \left \{ {{slope=3} \atop {y-intercept=5}} \right.[/tex]

A parallel line shares the same slope:

[tex]y=3x+b[/tex]

Substitute in the given point to find the y-intercept(b):

[tex]y=3x+b\\\\7=3(-2)+b\\\\7=-6+b\\\\b=7+6=13[/tex]

Therefore, the equation of the parallel line is:

[tex]y=3x+13\\[/tex]

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