337=a-20

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Solution for 337=a-20 equation:


Simplifying
337 = a + -20

Reorder the terms:
337 = -20 + a

Solving
337 = -20 + 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.
337 + -1a = -20 + a + -1a

Combine like terms: a + -1a = 0
337 + -1a = -20 + 0
337 + -1a = -20

Add '-337' to each side of the equation.
337 + -337 + -1a = -20 + -337

Combine like terms: 337 + -337 = 0
0 + -1a = -20 + -337
-1a = -20 + -337

Combine like terms: -20 + -337 = -357
-1a = -357

Divide each side by '-1'.
a = 357

Simplifying
a = 357

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