-9+4b=-13

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Solution for -9+4b=-13 equation: 


Simplifying
-9 + 4b = -13

Solving
-9 + 4b = -13

Solving for variable 'b'.

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

Add '9' to each side of the equation.
-9 + 9 + 4b = -13 + 9

Combine like terms: -9 + 9 = 0
0 + 4b = -13 + 9
4b = -13 + 9

Combine like terms: -13 + 9 = -4
4b = -4

Divide each side by '4'.
b = -1

Simplifying
b = -1

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