5+0.1x=3(1-0.3)x

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Solution for 5+0.1x=3(1-0.3)x equation:



5+0.1x=3(1-0.3)x
We move all terms to the left:
5+0.1x-(3(1-0.3)x)=0
We add all the numbers together, and all the variables
0.1x-(3(0.7)x)+5=0
We calculate terms in parentheses: -(3(0.7)x), so:
3(0.7)x
We multiply parentheses
2.1x
Back to the equation:
-(2.1x)
We add all the numbers together, and all the variables
0.1x-(+2.1x)+5=0
We get rid of parentheses
0.1x-2.1x+5=0
We add all the numbers together, and all the variables
-2x+5=0
We move all terms containing x to the left, all other terms to the right
-2x=-5
x=-5/-2
x=2+1/2

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