B-2(a-1)=4+a

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Solution for B-2(a-1)=4+a equation: 


Simplifying
B + -2(a + -1) = 4 + a

Reorder the terms:
B + -2(-1 + a) = 4 + a
B + (-1 * -2 + a * -2) = 4 + a
B + (2 + -2a) = 4 + a

Reorder the terms:
2 + B + -2a = 4 + a

Solving
2 + B + -2a = 4 + a

Solving for variable 'B'.

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

Add '-2' to each side of the equation.
2 + B + -2 + -2a = 4 + -2 + a

Reorder the terms:
2 + -2 + B + -2a = 4 + -2 + a

Combine like terms: 2 + -2 = 0
0 + B + -2a = 4 + -2 + a
B + -2a = 4 + -2 + a

Combine like terms: 4 + -2 = 2
B + -2a = 2 + a

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

Combine like terms: -2a + 2a = 0
B + 0 = 2 + a + 2a
B = 2 + a + 2a

Combine like terms: a + 2a = 3a
B = 2 + 3a

Simplifying
B = 2 + 3a

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