Y-2=-2.5(x-1)

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Solution for Y-2=-2.5(x-1) equation: 



-2=-2.5(Y-1)

We move all terms to the left:

-2-(-2.5(Y-1))=0



We calculate terms in parentheses: -(-2.5(Y-1)), so:

-2.5(Y-1)

We multiply parentheses

-2.5Y+2.5

Back to the equation:

-(-2.5Y+2.5)



We get rid of parentheses

2.5Y-2.5-2=0

We add all the numbers together, and all the variables

2.5Y-4.5=0

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

2.5Y=4.5

Y=4.5/2.5

Y=1+1/1.25

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