325=(2a-50)+(a-15)+a

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Solution for 325=(2a-50)+(a-15)+a equation: 


Simplifying
325 = (2a + -50) + (a + -15) + a

Reorder the terms:
325 = (-50 + 2a) + (a + -15) + a

Remove parenthesis around (-50 + 2a)
325 = -50 + 2a + (a + -15) + a

Reorder the terms:
325 = -50 + 2a + (-15 + a) + a

Remove parenthesis around (-15 + a)
325 = -50 + 2a + -15 + a + a

Reorder the terms:
325 = -50 + -15 + 2a + a + a

Combine like terms: -50 + -15 = -65
325 = -65 + 2a + a + a

Combine like terms: 2a + a = 3a
325 = -65 + 3a + a

Combine like terms: 3a + a = 4a
325 = -65 + 4a

Solving
325 = -65 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
325 + -4a = -65 + 4a + -4a

Combine like terms: 4a + -4a = 0
325 + -4a = -65 + 0
325 + -4a = -65

Add '-325' to each side of the equation.
325 + -325 + -4a = -65 + -325

Combine like terms: 325 + -325 = 0
0 + -4a = -65 + -325
-4a = -65 + -325

Combine like terms: -65 + -325 = -390
-4a = -390

Divide each side by '-4'.
a = 97.5

Simplifying
a = 97.5

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