7b=2b-15

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Solution for 7b=2b-15 equation: 


Simplifying
7b = 2b + -15

Reorder the terms:
7b = -15 + 2b

Solving
7b = -15 + 2b

Solving for variable 'b'.

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

Add '-2b' to each side of the equation.
7b + -2b = -15 + 2b + -2b

Combine like terms: 7b + -2b = 5b
5b = -15 + 2b + -2b

Combine like terms: 2b + -2b = 0
5b = -15 + 0
5b = -15

Divide each side by '5'.
b = -3

Simplifying
b = -3

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