-2b-7b-5=4

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Solution for -2b-7b-5=4 equation:


Simplifying
-2b + -7b + -5 = 4

Reorder the terms:
-5 + -2b + -7b = 4

Combine like terms: -2b + -7b = -9b
-5 + -9b = 4

Solving
-5 + -9b = 4

Solving for variable 'b'.

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

Add '5' to each side of the equation.
-5 + 5 + -9b = 4 + 5

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

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

Divide each side by '-9'.
b = -1

Simplifying
b = -1

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