4+1.8x=8(1+0.1x)

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Solution for 4+1.8x=8(1+0.1x) equation:



4+1.8x=8(1+0.1x)
We move all terms to the left:
4+1.8x-(8(1+0.1x))=0
We add all the numbers together, and all the variables
1.8x-(8(0.1x+1))+4=0
We calculate terms in parentheses: -(8(0.1x+1)), so:
8(0.1x+1)
We multiply parentheses
0x+8
We add all the numbers together, and all the variables
x+8
Back to the equation:
-(x+8)
We get rid of parentheses
1.8x-x-8+4=0
We add all the numbers together, and all the variables
0.8x-4=0
We move all terms containing x to the left, all other terms to the right
0.8x=4
x=4/0.8
x=5

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