9/10x-3=7/10x+1

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Solution for 9/10x-3=7/10x+1 equation:



9/10x-3=7/10x+1
We move all terms to the left:
9/10x-3-(7/10x+1)=0
Domain of the equation: 10x!=0
x!=0/10
x!=0
x∈R
Domain of the equation: 10x+1)!=0
x∈R
We get rid of parentheses
9/10x-7/10x-1-3=0
We multiply all the terms by the denominator
-1*10x-3*10x+9-7=0
We add all the numbers together, and all the variables
-1*10x-3*10x+2=0
Wy multiply elements
-10x-30x+2=0
We add all the numbers together, and all the variables
-40x+2=0
We move all terms containing x to the left, all other terms to the right
-40x=-2
x=-2/-40
x=1/20

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