-4b-15=-(b-3)

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Solution for -4b-15=-(b-3) equation:


Simplifying
-4b + -15 = -1(b + -3)

Reorder the terms:
-15 + -4b = -1(b + -3)

Reorder the terms:
-15 + -4b = -1(-3 + b)
-15 + -4b = (-3 * -1 + b * -1)
-15 + -4b = (3 + -1b)

Solving
-15 + -4b = 3 + -1b

Solving for variable 'b'.

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

Add 'b' to each side of the equation.
-15 + -4b + b = 3 + -1b + b

Combine like terms: -4b + b = -3b
-15 + -3b = 3 + -1b + b

Combine like terms: -1b + b = 0
-15 + -3b = 3 + 0
-15 + -3b = 3

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

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

Combine like terms: 3 + 15 = 18
-3b = 18

Divide each side by '-3'.
b = -6

Simplifying
b = -6

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