3b-13+4b=7b

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Solution for 3b-13+4b=7b equation: 


Simplifying
3b + -13 + 4b = 7b

Reorder the terms:
-13 + 3b + 4b = 7b

Combine like terms: 3b + 4b = 7b
-13 + 7b = 7b

Add '-7b' to each side of the equation.
-13 + 7b + -7b = 7b + -7b

Combine like terms: 7b + -7b = 0
-13 + 0 = 7b + -7b
-13 = 7b + -7b

Combine like terms: 7b + -7b = 0
-13 = 0

Solving
-13 = 0

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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