1.9=(x-100)/12

Solution for 1.9=(x-100)/12 equation:

1.9=(x-100)/12

We move all terms to the left:

1.9-((x-100)/12)=0

We multiply all the terms by the denominator


-((x-100)+(1.9)*12)=0


We calculate terms in parentheses: -((x-100)+(1.9)*12), so:

(x-100)+(1.9)*12

We add all the numbers together, and all the variables

(x-100)+22.8

We get rid of parentheses

x-100+22.8

We add all the numbers together, and all the variables

x-77.2

Back to the equation:

-(x-77.2)


We get rid of parentheses

-x+77.2=0

We add all the numbers together, and all the variables

-1x+77.2=0

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

-x=-77.2

x=-77.2/-1

x=77+0.2/1