A+(a-2)=(a*3)-(a+1)

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Solution for A+(a-2)=(a*3)-(a+1) equation:


Simplifying
A + (a + -2) = (a * 3) + -1(a + 1)

Reorder the terms:
A + (-2 + a) = (a * 3) + -1(a + 1)

Remove parenthesis around (-2 + a)
A + -2 + a = (a * 3) + -1(a + 1)

Reorder the terms:
-2 + A + a = (a * 3) + -1(a + 1)

Reorder the terms for easier multiplication:
-2 + A + a = (3a) + -1(a + 1)

Reorder the terms:
-2 + A + a = (3a) + -1(1 + a)
-2 + A + a = (3a) + (1 * -1 + a * -1)
-2 + A + a = (3a) + (-1 + -1a)

Reorder the terms:
-2 + A + a = -1 + (3a) + -1a

Combine like terms: (3a) + -1a = 2a
-2 + A + a = -1 + 2a

Solving
-2 + A + a = -1 + 2a

Solving for variable 'A'.

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

Add '2' to each side of the equation.
-2 + A + 2 + a = -1 + 2 + 2a

Reorder the terms:
-2 + 2 + A + a = -1 + 2 + 2a

Combine like terms: -2 + 2 = 0
0 + A + a = -1 + 2 + 2a
A + a = -1 + 2 + 2a

Combine like terms: -1 + 2 = 1
A + a = 1 + 2a

Add '-1a' to each side of the equation.
A + a + -1a = 1 + 2a + -1a

Combine like terms: a + -1a = 0
A + 0 = 1 + 2a + -1a
A = 1 + 2a + -1a

Combine like terms: 2a + -1a = 1a
A = 1 + 1a

Simplifying
A = 1 + 1a

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