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Mathematics 17 Online

OpenStudy (anonymous):

Two lines are drawn on a co-ordinate axis. The equation of the first line is y = -2, and the equation of the other line is y = 3x +1. What are the co-ordinates of their intersection point? Show steps.

14 years ago

OpenStudy (saifoo.khan):

(-1, -2)

14 years ago

OpenStudy (anonymous):

can you explain please?

14 years ago

OpenStudy (saifoo.khan):

solve it simultaneously.

14 years ago

OpenStudy (anonymous):

what do you mean ..?

14 years ago

OpenStudy (saifoo.khan):

insert the value y = -2 in the eq. y = 3x +1 (-2) = 3x + 1 x = -1

14 years ago

OpenStudy (saifoo.khan):

now insert x = -1 in the same eq. u will get -2

14 years ago

OpenStudy (anonymous):

ok thanks

14 years ago

OpenStudy (saifoo.khan):

Welks!

14 years ago

OpenStudy (saifoo.khan):

thnks for the Medal. :0

14 years ago

OpenStudy (saifoo.khan):

14 years ago

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