7=-4-f/2

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Solution for 7=-4-f/2 equation: 



7=-4-f/2

We move all terms to the left:

7-(-4-f/2)=0

We add all the numbers together, and all the variables

-(-f/2-4)+7=0

We get rid of parentheses

f/2+4+7=0

We multiply all the terms by the denominator


f+4*2+7*2=0

We add all the numbers together, and all the variables

f+22=0

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

f=-22

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