ronnica14 ronnica14

27-09-2018
Mathematics

contestada

what is the x intercept of the equation -3y=7x-21?

Respuesta :

jimrgrant1 jimrgrant1

27-09-2018

x = 3 → (3, 0)

to find the x- intercept let y = 0 in the equation

7x - 21 = 0

add 21 to both sides

7x = 21

divide both sides by 7

x = [tex]\frac{21}{7}[/tex] = 3 → x- intercept

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