x+x*0.4=30

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Solution for x+x*0.4=30 equation:



x+x*0.4=30
We move all terms to the left:
x+x*0.4-(30)=0
Wy multiply elements
x+0.4x-30=0
We add all the numbers together, and all the variables
1.4x-30=0
We move all terms containing x to the left, all other terms to the right
1.4x=30
x=30/1.4
x=21+0.6/1.4

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