0.3x+1.8=0.4(x+5)+0.2

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Solution for 0.3x+1.8=0.4(x+5)+0.2 equation:



0.3x+1.8=0.4(x+5)+0.2
We move all terms to the left:
0.3x+1.8-(0.4(x+5)+0.2)=0
We calculate terms in parentheses: -(0.4(x+5)+0.2), so:
0.4(x+5)+0.2
We multiply parentheses
0.4x+2+0.2
We add all the numbers together, and all the variables
0.4x+2.2
Back to the equation:
-(0.4x+2.2)
We get rid of parentheses
0.3x-0.4x-2.2+1.8=0
We add all the numbers together, and all the variables
-0.1x-0.4=0
We move all terms containing x to the left, all other terms to the right
-0.1x=0.4
x=0.4/-0.1
x=-4

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