Question

5xy² -5y² - За + Зах factorisation​

Answer 1

Step-by-step explanation:

ysquare common(5x-5)-3a common(1+x)

5x-5-(1+x)=3a/ysquare

5x+x-5-1=3a/ysquare

6x-6=3a/ysquare

6(x-1)=3a/ysquare

x-1=3a/ysquare

ysquare(x-1)=3a

ysquarex-ysquare=3a