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(18-3.8x)+(-1.9x)=7.74
We move all terms to the left:
(18-3.8x)+(-1.9x)-(7.74)=0
We add all the numbers together, and all the variables
(-3.8x+18)+(-1.9x)-(7.74)=0
We add all the numbers together, and all the variables
(-3.8x+18)+(-1.9x)-7.74=0
We get rid of parentheses
-3.8x-1.9x+18-7.74=0
We add all the numbers together, and all the variables
-5.7x+10.26=0
We move all terms containing x to the left, all other terms to the right
-5.7x=-10.26
x=-10.26/-5.7
x=1+2.9230769230769/3.6538461538462
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