Solve for a
a=44.066
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198.8=a+154.734
Multiply 6.97 and 22.2 to get 154.734.
a+154.734=198.8
Swap sides so that all variable terms are on the left hand side.
a=198.8-154.734
Subtract 154.734 from both sides.
a=44.066
Subtract 154.734 from 198.8 to get 44.066.
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