-b-(13+4b)=-3(5-9b)+8

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Solution for -b-(13+4b)=-3(5-9b)+8 equation:


Simplifying
-1b + -1(13 + 4b) = -3(5 + -9b) + 8
-1b + (13 * -1 + 4b * -1) = -3(5 + -9b) + 8
-1b + (-13 + -4b) = -3(5 + -9b) + 8

Reorder the terms:
-13 + -1b + -4b = -3(5 + -9b) + 8

Combine like terms: -1b + -4b = -5b
-13 + -5b = -3(5 + -9b) + 8
-13 + -5b = (5 * -3 + -9b * -3) + 8
-13 + -5b = (-15 + 27b) + 8

Reorder the terms:
-13 + -5b = -15 + 8 + 27b

Combine like terms: -15 + 8 = -7
-13 + -5b = -7 + 27b

Solving
-13 + -5b = -7 + 27b

Solving for variable 'b'.

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

Add '-27b' to each side of the equation.
-13 + -5b + -27b = -7 + 27b + -27b

Combine like terms: -5b + -27b = -32b
-13 + -32b = -7 + 27b + -27b

Combine like terms: 27b + -27b = 0
-13 + -32b = -7 + 0
-13 + -32b = -7

Add '13' to each side of the equation.
-13 + 13 + -32b = -7 + 13

Combine like terms: -13 + 13 = 0
0 + -32b = -7 + 13
-32b = -7 + 13

Combine like terms: -7 + 13 = 6
-32b = 6

Divide each side by '-32'.
b = -0.1875

Simplifying
b = -0.1875

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