alexa47 alexa47
  • 13-09-2016
  • Mathematics
contestada

find the x- and y-intercept of the line -10x - 6y = 120

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dalendrk
dalendrk dalendrk
  • 13-09-2016
[tex]-10x-6y=120[/tex]

x-intercept when y = 0

[tex]-10x-6\cdot0=120\\\\-10x-0=120\\\\-10x=120\ \ \ \ |divide\ both\ sides\ by\ (-10)\\\\x=-12\to(-12;\ 0)[/tex]

y-intercept when x = 0

[tex]-10\cdot0-6y=120\\\\0-6y=120\\\\-6y=120\ \ \ \ |divide\ both\ sides\ by\ (-6)\\\\y=-20\to(0;-20)[/tex]
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