205=217-0.85a

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Solution for 205=217-0.85a equation:


Simplifying
205 = 217 + -0.85a

Solving
205 = 217 + -0.85a

Solving for variable 'a'.

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

Add '0.85a' to each side of the equation.
205 + 0.85a = 217 + -0.85a + 0.85a

Combine like terms: -0.85a + 0.85a = 0.00
205 + 0.85a = 217 + 0.00
205 + 0.85a = 217

Add '-205' to each side of the equation.
205 + -205 + 0.85a = 217 + -205

Combine like terms: 205 + -205 = 0
0 + 0.85a = 217 + -205
0.85a = 217 + -205

Combine like terms: 217 + -205 = 12
0.85a = 12

Divide each side by '0.85'.
a = 14.11764706

Simplifying
a = 14.11764706

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