28.7=-4.1(z-4.9)

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Solution for 28.7=-4.1(z-4.9) equation: 



28.7=-4.1(z-4.9)

We move all terms to the left:

28.7-(-4.1(z-4.9))=0



We calculate terms in parentheses: -(-4.1(z-4.9)), so:

-4.1(z-4.9)

We multiply parentheses

-4.1z+20.09

Back to the equation:

-(-4.1z+20.09)



We get rid of parentheses

4.1z-20.09+28.7=0

We add all the numbers together, and all the variables

4.1z+8.61=0

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

4.1z=-8.61

z=-8.61/4.1

z=-2+0.41/4.1

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