2b+4(b-1)=5(b-1)

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Solution for 2b+4(b-1)=5(b-1) equation:


Simplifying
2b + 4(b + -1) = 5(b + -1)

Reorder the terms:
2b + 4(-1 + b) = 5(b + -1)
2b + (-1 * 4 + b * 4) = 5(b + -1)
2b + (-4 + 4b) = 5(b + -1)

Reorder the terms:
-4 + 2b + 4b = 5(b + -1)

Combine like terms: 2b + 4b = 6b
-4 + 6b = 5(b + -1)

Reorder the terms:
-4 + 6b = 5(-1 + b)
-4 + 6b = (-1 * 5 + b * 5)
-4 + 6b = (-5 + 5b)

Solving
-4 + 6b = -5 + 5b

Solving for variable 'b'.

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

Add '-5b' to each side of the equation.
-4 + 6b + -5b = -5 + 5b + -5b

Combine like terms: 6b + -5b = 1b
-4 + 1b = -5 + 5b + -5b

Combine like terms: 5b + -5b = 0
-4 + 1b = -5 + 0
-4 + 1b = -5

Add '4' to each side of the equation.
-4 + 4 + 1b = -5 + 4

Combine like terms: -4 + 4 = 0
0 + 1b = -5 + 4
1b = -5 + 4

Combine like terms: -5 + 4 = -1
1b = -1

Divide each side by '1'.
b = -1

Simplifying
b = -1

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