6.50(127-a)+9.90a=1083.90

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Solution for 6.50(127-a)+9.90a=1083.90 equation:


Simplifying
6.50(127 + -1a) + 9.90a = 1083.90
(127 * 6.50 + -1a * 6.50) + 9.90a = 1083.90
(825.5 + -6.5a) + 9.90a = 1083.90

Combine like terms: -6.5a + 9.90a = 3.4a
825.5 + 3.4a = 1083.90

Solving
825.5 + 3.4a = 1083.90

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '-825.5' to each side of the equation.
825.5 + -825.5 + 3.4a = 1083.90 + -825.5

Combine like terms: 825.5 + -825.5 = 0.0
0.0 + 3.4a = 1083.90 + -825.5
3.4a = 1083.90 + -825.5

Combine like terms: 1083.90 + -825.5 = 258.4
3.4a = 258.4

Divide each side by '3.4'.
a = 76

Simplifying
a = 76

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