-5-7b=10-7-5b-4b

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Solution for -5-7b=10-7-5b-4b equation:


Simplifying
-5 + -7b = 10 + -7 + -5b + -4b

Combine like terms: 10 + -7 = 3
-5 + -7b = 3 + -5b + -4b

Combine like terms: -5b + -4b = -9b
-5 + -7b = 3 + -9b

Solving
-5 + -7b = 3 + -9b

Solving for variable 'b'.

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

Add '9b' to each side of the equation.
-5 + -7b + 9b = 3 + -9b + 9b

Combine like terms: -7b + 9b = 2b
-5 + 2b = 3 + -9b + 9b

Combine like terms: -9b + 9b = 0
-5 + 2b = 3 + 0
-5 + 2b = 3

Add '5' to each side of the equation.
-5 + 5 + 2b = 3 + 5

Combine like terms: -5 + 5 = 0
0 + 2b = 3 + 5
2b = 3 + 5

Combine like terms: 3 + 5 = 8
2b = 8

Divide each side by '2'.
b = 4

Simplifying
b = 4

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