20+b=4-3b

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Solution for 20+b=4-3b equation:


Simplifying
20 + b = 4 + -3b

Solving
20 + b = 4 + -3b

Solving for variable 'b'.

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

Add '3b' to each side of the equation.
20 + b + 3b = 4 + -3b + 3b

Combine like terms: b + 3b = 4b
20 + 4b = 4 + -3b + 3b

Combine like terms: -3b + 3b = 0
20 + 4b = 4 + 0
20 + 4b = 4

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

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

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

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

Simplifying
b = -4

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