2/5+x=4/5

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Solution for 2/5+x=4/5 equation: 



2/5+x=4/5

We move all terms to the left:

2/5+x-(4/5)=0

We add all the numbers together, and all the variables

x+2/5-(+4/5)=0

We get rid of parentheses

x+2/5-4/5=0

We multiply all the terms by the denominator


x*5+2-4=0

We add all the numbers together, and all the variables

x*5-2=0

Wy multiply elements

5x-2=0

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

5x=2

x=2/5

x=2/5

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