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7/4a=49
We move all terms to the left:
7/4a-(49)=0
Domain of the equation: 4a!=0We multiply all the terms by the denominator
a!=0/4
a!=0
a∈R
-49*4a+7=0
Wy multiply elements
-196a+7=0
We move all terms containing a to the left, all other terms to the right
-196a=-7
a=-7/-196
a=1/28
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