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x+x/4=20.57
We move all terms to the left:
x+x/4-(20.57)=0
We add all the numbers together, and all the variables
x+x/4-20.57=0
We multiply all the terms by the denominator
x*4+x-(20.57)*4=0
We add all the numbers together, and all the variables
x+x*4-82.28=0
Wy multiply elements
x+4x-82.28=0
We add all the numbers together, and all the variables
5x-82.28=0
We move all terms containing x to the left, all other terms to the right
5x=82.28
x=82.28/5
x=16+2.28/5
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