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(5.49+3.99x)=4.99x
We move all terms to the left:
(5.49+3.99x)-(4.99x)=0
We add all the numbers together, and all the variables
(3.99x+5.49)-(+4.99x)=0
We get rid of parentheses
3.99x-4.99x+5.49=0
We add all the numbers together, and all the variables
-1x+5.49=0
We move all terms containing x to the left, all other terms to the right
-x=-5.49
x=-5.49/-1
x=5+0.49/1
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