Solve for a
a = \frac{85}{14} = 6\frac{1}{14} \approx 6.071428571
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2\times 7a+19=104
Multiply both sides of the equation by 8, the least common multiple of 4,8.
14a+19=104
Multiply 2 and 7 to get 14.
14a=104-19
Subtract 19 from both sides.
14a=85
Subtract 19 from 104 to get 85.
a=\frac{85}{14}
Divide both sides by 14.
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