Question

Factorise: x(a-5) + y(5-a)​

Answer 1

Answer

Given : x(a−5)+y(5−a)

We can write the given question as

= x(a−5)+y(−1)(a−5)

x(a−5)+y(5−a)=x(a−5)−y(a−5)

so we get,

x(a−5)+y(5−a)=(x−y)(a−5)

I hope this will help you....✌️

Answer 2

72 = 72

96 = 96

first 69 and second 27 = 6927

58 × 87 = 58 × 85.

87 × 78

first 78 and second 85 = 7885

then. 79 × 86

•°• ANSWER = 6897

this helps you please make my answer brainliest.