20b-15=5b+45

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Solution for 20b-15=5b+45 equation:


Simplifying
20b + -15 = 5b + 45

Reorder the terms:
-15 + 20b = 5b + 45

Reorder the terms:
-15 + 20b = 45 + 5b

Solving
-15 + 20b = 45 + 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.
-15 + 20b + -5b = 45 + 5b + -5b

Combine like terms: 20b + -5b = 15b
-15 + 15b = 45 + 5b + -5b

Combine like terms: 5b + -5b = 0
-15 + 15b = 45 + 0
-15 + 15b = 45

Add '15' to each side of the equation.
-15 + 15 + 15b = 45 + 15

Combine like terms: -15 + 15 = 0
0 + 15b = 45 + 15
15b = 45 + 15

Combine like terms: 45 + 15 = 60
15b = 60

Divide each side by '15'.
b = 4

Simplifying
b = 4

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