6.4a+13=89.8

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Solution for 6.4a+13=89.8 equation: 


Simplifying
6.4a + 13 = 89.8

Reorder the terms:
13 + 6.4a = 89.8

Solving
13 + 6.4a = 89.8

Solving for variable 'a'.

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

Add '-13' to each side of the equation.
13 + -13 + 6.4a = 89.8 + -13

Combine like terms: 13 + -13 = 0
0 + 6.4a = 89.8 + -13
6.4a = 89.8 + -13

Combine like terms: 89.8 + -13 = 76.8
6.4a = 76.8

Divide each side by '6.4'.
a = 12

Simplifying
a = 12

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