5a-2(a-5)=25

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Solution for 5a-2(a-5)=25 equation: 



5a-2(a-5)=25

We move all terms to the left:

5a-2(a-5)-(25)=0

We multiply parentheses

5a-2a+10-25=0

We add all the numbers together, and all the variables

3a-15=0

We move all terms containing a to the left, all other terms to the right

3a=15

a=15/3

a=5

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