Question

plz explain this plz plz plz plz
plz ​

Answer 1

15× X 26 = 15 X 13

390× = 195

× = 195÷390

×=1÷2

Answer 2

if we cross multiply it then

$13 \times 15 = 15x \times 26$

then take

26 and 15 on Left hand side

$\frac{13 \times 15}{15 \times 26} = x$

by dividing it

$x = \frac{1}{ - 2}$

$x = \frac{ - 1}{2}$