2a+85=685

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Solution for 2a+85=685 equation: 


Simplifying
2a + 85 = 685

Reorder the terms:
85 + 2a = 685

Solving
85 + 2a = 685

Solving for variable 'a'.

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

Add '-85' to each side of the equation.
85 + -85 + 2a = 685 + -85

Combine like terms: 85 + -85 = 0
0 + 2a = 685 + -85
2a = 685 + -85

Combine like terms: 685 + -85 = 600
2a = 600

Divide each side by '2'.
a = 300

Simplifying
a = 300

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