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2/5b+2=-4
We move all terms to the left:
2/5b+2-(-4)=0
Domain of the equation: 5b!=0We add all the numbers together, and all the variables
b!=0/5
b!=0
b∈R
2/5b+6=0
We multiply all the terms by the denominator
6*5b+2=0
Wy multiply elements
30b+2=0
We move all terms containing b to the left, all other terms to the right
30b=-2
b=-2/30
b=-1/15
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