4x+9=7.2+5x

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Solution for 4x+9=7.2+5x equation:



4x+9=7.2+5x
We move all terms to the left:
4x+9-(7.2+5x)=0
We add all the numbers together, and all the variables
4x-(5x+7.2)+9=0
We get rid of parentheses
4x-5x-7.2+9=0
We add all the numbers together, and all the variables
-1x+1.8=0
We move all terms containing x to the left, all other terms to the right
-x=-1.8
x=-1.8/-1
x=1+0.8/1

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