Solve for A
A=185
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2.2A=407
Combine A and 1.2A to get 2.2A.
A=\frac{407}{2.2}
Divide both sides by 2.2.
A=\frac{4070}{22}
Expand \frac{407}{2.2} by multiplying both numerator and the denominator by 10.
A=185
Divide 4070 by 22 to get 185.
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