4.5=5.7-0.4x

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Solution for 4.5=5.7-0.4x equation:



4.5=5.7-0.4x
We move all terms to the left:
4.5-(5.7-0.4x)=0
We add all the numbers together, and all the variables
-(-0.4x+5.7)+4.5=0
We get rid of parentheses
0.4x-5.7+4.5=0
We add all the numbers together, and all the variables
0.4x-1.2=0
We move all terms containing x to the left, all other terms to the right
0.4x=1.2
x=1.2/0.4
x=2+0.4/0.4

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