Question

Explain how a1x + a2y=0 becomes
$\frac{x}{y} = \frac{ - a2}{a1}$
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Answer 1

Step-by-step explanation:

when

x/y = -a2/a1

then

x = -a2y/a1

we know that

a1x + a2y = 0 (1)

then value of x in. (1)

a1 × -a2y/a1 + a2y = 0

-a2y + a2y = 0

0 = 0