# How do you factor #a^2(x-y) + 5(y-x)#?

##### 1 Answer

Jun 5, 2016

#### Answer:

#### Explanation:

let's change sign two times:

so we can find the common factor (x-y):

Jun 5, 2016

let's change sign two times:

so we can find the common factor (x-y):

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