Respuesta :

ar999
y=20/7x+20 i believe. used y-y1=20/7(x+7)

Answer:

[tex]y=\dfrac{20}{7}x+20[/tex]

Step-by-step explanation:

Use the point slope form of the equation of a straight line:

[tex]y-y_1=m(x-x_1)[/tex]

where m is the slope and [tex](x_1, y_1)[/tex] is a point on the line

Substituting m = 20/7 and point (-7, 0) into the formula:

[tex]\implies y-0=\dfrac{20}{7}(x+7)[/tex]

[tex]\implies y=\dfrac{20}{7}x+20[/tex]

The y-intercept is (0, 20)

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