5b-3-7b-4=

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Solution for 5b-3-7b-4= equation:


Simplifying
5b + -3 + -7b + -4 = 0

Reorder the terms:
-3 + -4 + 5b + -7b = 0

Combine like terms: -3 + -4 = -7
-7 + 5b + -7b = 0

Combine like terms: 5b + -7b = -2b
-7 + -2b = 0

Solving
-7 + -2b = 0

Solving for variable 'b'.

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

Add '7' to each side of the equation.
-7 + 7 + -2b = 0 + 7

Combine like terms: -7 + 7 = 0
0 + -2b = 0 + 7
-2b = 0 + 7

Combine like terms: 0 + 7 = 7
-2b = 7

Divide each side by '-2'.
b = -3.5

Simplifying
b = -3.5

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