4b-1=20-3b

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Solution for 4b-1=20-3b equation:


Simplifying
4b + -1 = 20 + -3b

Reorder the terms:
-1 + 4b = 20 + -3b

Solving
-1 + 4b = 20 + -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.
-1 + 4b + 3b = 20 + -3b + 3b

Combine like terms: 4b + 3b = 7b
-1 + 7b = 20 + -3b + 3b

Combine like terms: -3b + 3b = 0
-1 + 7b = 20 + 0
-1 + 7b = 20

Add '1' to each side of the equation.
-1 + 1 + 7b = 20 + 1

Combine like terms: -1 + 1 = 0
0 + 7b = 20 + 1
7b = 20 + 1

Combine like terms: 20 + 1 = 21
7b = 21

Divide each side by '7'.
b = 3

Simplifying
b = 3

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