Question

Solve for x and y in the following pair of linear equations:

$x+y=18xy$ and $x+2y=21xy$

• A. $x=\frac{1}{15};y=\frac{1}{3}$
• B. $x=\frac{1}{12};y=\frac{1}{6}$
• C. $x=\frac{1}{5};y=\frac{1}{12}$
• D. $x=\frac{1}{3};y=\frac{1}{15}$

Answer 1

The correct option is D $x=\frac{1}{3};y=\frac{1}{15}$