1.3(s-0.9)-8.9=7.69

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Solution for 1.3(s-0.9)-8.9=7.69 equation: 



1.3(s-0.9)-8.9=7.69

We move all terms to the left:

1.3(s-0.9)-8.9-(7.69)=0

We add all the numbers together, and all the variables

1.3(s-0.9)-16.59=0

We multiply parentheses

1.3s-1.17-16.59=0

We add all the numbers together, and all the variables

1.3s-17.76=0

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

1.3s=17.76

s=17.76/1.3

s=13+0.86/1.3

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