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0.8x+-4=-7/13+-8.23
We move all terms to the left:
0.8x+-4-(-7/13+-8.23)=0
We add all the numbers together, and all the variables
0.8x-4+-(-7/13-8.23)=0
We add all the numbers together, and all the variables
0.8x-(-7/13-8.23)=0
We get rid of parentheses
0.8x+8.23+7/13=0
We multiply all the terms by the denominator
(0.8x)*13+7+(8.23)*13=0
We add all the numbers together, and all the variables
(+0.8x)*13+7+(8.23)*13=0
We add all the numbers together, and all the variables
(+0.8x)*13+113.99=0
We multiply parentheses
0x+113.99=0
We add all the numbers together, and all the variables
x+113.99=0
We move all terms containing x to the left, all other terms to the right
x=-113.99
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