4b-5-7b-4=

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Solution for 4b-5-7b-4= equation:


Simplifying
4b + -5 + -7b + -4 = 0

Reorder the terms:
-5 + -4 + 4b + -7b = 0

Combine like terms: -5 + -4 = -9
-9 + 4b + -7b = 0

Combine like terms: 4b + -7b = -3b
-9 + -3b = 0

Solving
-9 + -3b = 0

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 + -3b = 0 + 9

Combine like terms: -9 + 9 = 0
0 + -3b = 0 + 9
-3b = 0 + 9

Combine like terms: 0 + 9 = 9
-3b = 9

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

Simplifying
b = -3

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