5b-4=b-20

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Solution for 5b-4=b-20 equation:


Simplifying
5b + -4 = b + -20

Reorder the terms:
-4 + 5b = b + -20

Reorder the terms:
-4 + 5b = -20 + b

Solving
-4 + 5b = -20 + b

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
-4 + 5b + -1b = -20 + b + -1b

Combine like terms: 5b + -1b = 4b
-4 + 4b = -20 + b + -1b

Combine like terms: b + -1b = 0
-4 + 4b = -20 + 0
-4 + 4b = -20

Add '4' to each side of the equation.
-4 + 4 + 4b = -20 + 4

Combine like terms: -4 + 4 = 0
0 + 4b = -20 + 4
4b = -20 + 4

Combine like terms: -20 + 4 = -16
4b = -16

Divide each side by '4'.
b = -4

Simplifying
b = -4

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