(2+A)+9+10=10+B+(19-A)

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Solution for (2+A)+9+10=10+B+(19-A) equation:


Simplifying
(2 + A) + 9 + 10 = 10 + B + (19 + -1A)

Remove parenthesis around (2 + A)
2 + A + 9 + 10 = 10 + B + (19 + -1A)

Reorder the terms:
2 + 9 + 10 + A = 10 + B + (19 + -1A)

Combine like terms: 2 + 9 = 11
11 + 10 + A = 10 + B + (19 + -1A)

Combine like terms: 11 + 10 = 21
21 + A = 10 + B + (19 + -1A)

Remove parenthesis around (19 + -1A)
21 + A = 10 + B + 19 + -1A

Reorder the terms:
21 + A = 10 + 19 + -1A + B

Combine like terms: 10 + 19 = 29
21 + A = 29 + -1A + B

Solving
21 + A = 29 + -1A + B

Solving for variable 'A'.

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

Add 'A' to each side of the equation.
21 + A + A = 29 + -1A + A + B

Combine like terms: A + A = 2A
21 + 2A = 29 + -1A + A + B

Combine like terms: -1A + A = 0
21 + 2A = 29 + 0 + B
21 + 2A = 29 + B

Add '-21' to each side of the equation.
21 + -21 + 2A = 29 + -21 + B

Combine like terms: 21 + -21 = 0
0 + 2A = 29 + -21 + B
2A = 29 + -21 + B

Combine like terms: 29 + -21 = 8
2A = 8 + B

Divide each side by '2'.
A = 4 + 0.5B

Simplifying
A = 4 + 0.5B

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