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4x/5+3=2.5
We move all terms to the left:
4x/5+3-(2.5)=0
We add all the numbers together, and all the variables
4x/5+0.5=0
We multiply all the terms by the denominator
4x+(0.5)*5=0
We add all the numbers together, and all the variables
4x+2.5=0
We move all terms containing x to the left, all other terms to the right
4x=-2.5
x=-2.5/4
x=-1/1.6
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