a+(b+9)=27

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Solution for a+(b+9)=27 equation:


Simplifying
a + (b + 9) = 27

Reorder the terms:
a + (9 + b) = 27

Remove parenthesis around (9 + b)
a + 9 + b = 27

Reorder the terms:
9 + a + b = 27

Solving
9 + a + b = 27

Solving for variable 'a'.

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

Add '-9' to each side of the equation.
9 + a + -9 + b = 27 + -9

Reorder the terms:
9 + -9 + a + b = 27 + -9

Combine like terms: 9 + -9 = 0
0 + a + b = 27 + -9
a + b = 27 + -9

Combine like terms: 27 + -9 = 18
a + b = 18

Add '-1b' to each side of the equation.
a + b + -1b = 18 + -1b

Combine like terms: b + -1b = 0
a + 0 = 18 + -1b
a = 18 + -1b

Simplifying
a = 18 + -1b

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