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OpenStudy (anonymous):
What is the x-intercept of the line -4x-2y=28?
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OpenStudy (kc_kennylau):
Remember, x-intercept is when y=0 and y-intercept is when x=0 :)
OpenStudy (anonymous):
2y=4x+28 then divide by 2 to isolate for y which makes its y=2x+14, then either use quadratic formula t find x intercepts or factor.. in this case 2(x+7), therefore the x intercepts are x=7 :D
OpenStudy (anonymous):
|dw:1385006111096:dw| Do I have it all written down correctly so far to show the work?
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