15b=7b+40

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Solution for 15b=7b+40 equation: 


Simplifying
15b = 7b + 40

Reorder the terms:
15b = 40 + 7b

Solving
15b = 40 + 7b

Solving for variable 'b'.

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

Add '-7b' to each side of the equation.
15b + -7b = 40 + 7b + -7b

Combine like terms: 15b + -7b = 8b
8b = 40 + 7b + -7b

Combine like terms: 7b + -7b = 0
8b = 40 + 0
8b = 40

Divide each side by '8'.
b = 5

Simplifying
b = 5

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