25-b=4(-5b-8)

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Solution for 25-b=4(-5b-8) equation:


Simplifying
25 + -1b = 4(-5b + -8)

Reorder the terms:
25 + -1b = 4(-8 + -5b)
25 + -1b = (-8 * 4 + -5b * 4)
25 + -1b = (-32 + -20b)

Solving
25 + -1b = -32 + -20b

Solving for variable 'b'.

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

Add '20b' to each side of the equation.
25 + -1b + 20b = -32 + -20b + 20b

Combine like terms: -1b + 20b = 19b
25 + 19b = -32 + -20b + 20b

Combine like terms: -20b + 20b = 0
25 + 19b = -32 + 0
25 + 19b = -32

Add '-25' to each side of the equation.
25 + -25 + 19b = -32 + -25

Combine like terms: 25 + -25 = 0
0 + 19b = -32 + -25
19b = -32 + -25

Combine like terms: -32 + -25 = -57
19b = -57

Divide each side by '19'.
b = -3

Simplifying
b = -3

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