20.5=a-35

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Solution for 20.5=a-35 equation:


Simplifying
20.5 = a + -35

Reorder the terms:
20.5 = -35 + a

Solving
20.5 = -35 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
20.5 + -1a = -35 + a + -1a

Combine like terms: a + -1a = 0
20.5 + -1a = -35 + 0
20.5 + -1a = -35

Add '-20.5' to each side of the equation.
20.5 + -20.5 + -1a = -35 + -20.5

Combine like terms: 20.5 + -20.5 = 0.0
0.0 + -1a = -35 + -20.5
-1a = -35 + -20.5

Combine like terms: -35 + -20.5 = -55.5
-1a = -55.5

Divide each side by '-1'.
a = 55.5

Simplifying
a = 55.5

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