3(a-5)=-7.5

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Solution for 3(a-5)=-7.5 equation: 



3(a-5)=-7.5

We move all terms to the left:

3(a-5)-(-7.5)=0

We add all the numbers together, and all the variables

3(a-5)+7.5=0

We multiply parentheses

3a-15+7.5=0

We add all the numbers together, and all the variables

3a-7.5=0

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

3a=7.5

a=7.5/3

a=2+1/2

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