7+1,4(12-4s)+2s=4

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Solution for 7+1,4(12-4s)+2s=4 equation: 



7+1.4(12-4s)+2s=4

We move all terms to the left:

7+1.4(12-4s)+2s-(4)=0

We add all the numbers together, and all the variables

1.4(-4s+12)+2s+7-4=0

We add all the numbers together, and all the variables

2s+1.4(-4s+12)+3=0

We multiply parentheses

2s-5.6s+16.8+3=0

We add all the numbers together, and all the variables

-3.6s+19.8=0

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

-3.6s=-19.8

s=-19.8/-3.6

s=5+1/2

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