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7/2a-5/4=1/a
We simplify the equation to the form, which is simple to understand
7/2a-5/4=1/a
We move all terms containing a to the left and all other terms to the right.
+2a-1a=+1.25
We simplify left and right side of the equation.
+1a=+1.25
We divide both sides of the equation by 1 to get a.
a=1.25
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