21+2.5=4x

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Solution for 21+2.5=4x equation:



21+2.5=4x
We move all terms to the left:
21+2.5-(4x)=0
We add all the numbers together, and all the variables
-4x+23.5=0
We move all terms containing x to the left, all other terms to the right
-4x=-23.5
x=-23.5/-4
x=5+2.3333333333333/2.6666666666667

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