0.7=0.4+x-0.4x

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Solution for 0.7=0.4+x-0.4x equation:



0.7=0.4+x-0.4x
We move all terms to the left:
0.7-(0.4+x-0.4x)=0
We add all the numbers together, and all the variables
-(0.6x+0.4)+0.7=0
We get rid of parentheses
-0.6x-0.4+0.7=0
We add all the numbers together, and all the variables
-0.6x+0.3=0
We move all terms containing x to the left, all other terms to the right
-0.6x=-0.3
x=-0.3/-0.6
x=0.3/0.6

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