15=-8b+5b

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Solution for 15=-8b+5b equation:


Simplifying
15 = -8b + 5b

Combine like terms: -8b + 5b = -3b
15 = -3b

Solving
15 = -3b

Solving for variable 'b'.

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

Add '3b' to each side of the equation.
15 + 3b = -3b + 3b

Combine like terms: -3b + 3b = 0
15 + 3b = 0

Add '-15' to each side of the equation.
15 + -15 + 3b = 0 + -15

Combine like terms: 15 + -15 = 0
0 + 3b = 0 + -15
3b = 0 + -15

Combine like terms: 0 + -15 = -15
3b = -15

Divide each side by '3'.
b = -5

Simplifying
b = -5

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