42+1.3s=122-1.2s

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Solution for 42+1.3s=122-1.2s equation: 



42+1.3s=122-1.2s

We move all terms to the left:

42+1.3s-(122-1.2s)=0

We add all the numbers together, and all the variables

1.3s-(-1.2s+122)+42=0

We get rid of parentheses

1.3s+1.2s-122+42=0

We add all the numbers together, and all the variables

2.5s-80=0

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

2.5s=80

s=80/2.5

s=32

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