3b-15=b+25

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Solution for 3b-15=b+25 equation:


Simplifying
3b + -15 = b + 25

Reorder the terms:
-15 + 3b = b + 25

Reorder the terms:
-15 + 3b = 25 + b

Solving
-15 + 3b = 25 + 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.
-15 + 3b + -1b = 25 + b + -1b

Combine like terms: 3b + -1b = 2b
-15 + 2b = 25 + b + -1b

Combine like terms: b + -1b = 0
-15 + 2b = 25 + 0
-15 + 2b = 25

Add '15' to each side of the equation.
-15 + 15 + 2b = 25 + 15

Combine like terms: -15 + 15 = 0
0 + 2b = 25 + 15
2b = 25 + 15

Combine like terms: 25 + 15 = 40
2b = 40

Divide each side by '2'.
b = 20

Simplifying
b = 20

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