13b+20=15b

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Solution for 13b+20=15b equation:


Simplifying
13b + 20 = 15b

Reorder the terms:
20 + 13b = 15b

Solving
20 + 13b = 15b

Solving for variable 'b'.

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

Add '-15b' to each side of the equation.
20 + 13b + -15b = 15b + -15b

Combine like terms: 13b + -15b = -2b
20 + -2b = 15b + -15b

Combine like terms: 15b + -15b = 0
20 + -2b = 0

Add '-20' to each side of the equation.
20 + -20 + -2b = 0 + -20

Combine like terms: 20 + -20 = 0
0 + -2b = 0 + -20
-2b = 0 + -20

Combine like terms: 0 + -20 = -20
-2b = -20

Divide each side by '-2'.
b = 10

Simplifying
b = 10

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