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nkj nkj
  • 30-01-2017
  • Mathematics
Answered

Write an equation in slope intercept form for the line described x-intercept -2, y-intercept 7

Verified Answer :

David1993
David1993 David1993
  • 30-01-2017

The equation of line is :

y = ax + b

If y intercept 7

Then, b = 7

y = ax + 7

Now,

If x intercept - 2

Then, when x = - 2

y = 0

0 = -2a + 7

-2a + 7 = 0

-2a = -7

a = -7 / -2

a = 7/2

Then , The equation is:

y = 7x/2 + 7

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