2.1-4x=1.23+1.9x-5x

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Solution for 2.1-4x=1.23+1.9x-5x equation: 



2.1-4x=1.23+1.9x-5x

We move all terms to the left:

2.1-4x-(1.23+1.9x-5x)=0

We add all the numbers together, and all the variables

-4x-(-3.1x+1.23)+2.1=0

We get rid of parentheses

-4x+3.1x-1.23+2.1=0

We add all the numbers together, and all the variables

-0.9x+0.87=0

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

-0.9x=-0.87

x=-0.87/-0.9

x=0.87/0.9

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