525+-1y+-285+1a=215

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Solution for 525+-1y+-285+1a=215 equation:


Simplifying
525 + -1y + -285 + 1a = 215

Reorder the terms:
525 + -285 + 1a + -1y = 215

Combine like terms: 525 + -285 = 240
240 + 1a + -1y = 215

Solving
240 + 1a + -1y = 215

Solving for variable 'a'.

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

Add '-240' to each side of the equation.
240 + 1a + -240 + -1y = 215 + -240

Reorder the terms:
240 + -240 + 1a + -1y = 215 + -240

Combine like terms: 240 + -240 = 0
0 + 1a + -1y = 215 + -240
1a + -1y = 215 + -240

Combine like terms: 215 + -240 = -25
1a + -1y = -25

Add 'y' to each side of the equation.
1a + -1y + y = -25 + y

Combine like terms: -1y + y = 0
1a + 0 = -25 + y
1a = -25 + y

Divide each side by '1'.
a = -25 + y

Simplifying
a = -25 + y

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