Question

9x+9y/36x²-36y² сократите дробь
​

Answer 1

$\frac{9x+9y}{36x^{2}-36y^{2}}=\frac{9(x+y)}{36(x^{2}-y^{2})}=\frac{x+y}{4(x+y)(x-y)}=\frac{1}{4x-4y}$