Co-ordinates of A is obtained
by solving the two equations
simultaneously
2x + 3y = 6 ...... (i)
- 6x + 9y = -18 .......(ii)
Multiply (i) by 3.
6x + 9y = 18
-6x + 9y = -18 Add to eliminate x
18y = 0
y = 0
From (i) 2x + 3(0) = 6
Co-ordinates of A is the point of intersection i.e. A(3,0).
johnmulu answered the question on June 8, 2017 at 08:10
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