5a+10(a-2)=40

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Solution for 5a+10(a-2)=40 equation: 



5a+10(a-2)=40

We move all terms to the left:

5a+10(a-2)-(40)=0

We multiply parentheses

5a+10a-20-40=0

We add all the numbers together, and all the variables

15a-60=0

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

15a=60

a=60/15

a=4

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