x/2+x=1200

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Solution for x/2+x=1200 equation: 



x/2+x=1200

We move all terms to the left:

x/2+x-(1200)=0

We add all the numbers together, and all the variables

x+x/2-1200=0

We multiply all the terms by the denominator


x*2+x-1200*2=0

We add all the numbers together, and all the variables

x+x*2-2400=0

Wy multiply elements

x+2x-2400=0

We add all the numbers together, and all the variables

3x-2400=0

We move all terms containing x to the left, all other terms to the right

3x=2400

x=2400/3

x=800

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