19=5-(b+7)

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Solution for 19=5-(b+7) equation:


Simplifying
19 = 5 + -1(b + 7)

Reorder the terms:
19 = 5 + -1(7 + b)
19 = 5 + (7 * -1 + b * -1)
19 = 5 + (-7 + -1b)

Combine like terms: 5 + -7 = -2
19 = -2 + -1b

Solving
19 = -2 + -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.
19 + b = -2 + -1b + b

Combine like terms: -1b + b = 0
19 + b = -2 + 0
19 + b = -2

Add '-19' to each side of the equation.
19 + -19 + b = -2 + -19

Combine like terms: 19 + -19 = 0
0 + b = -2 + -19
b = -2 + -19

Combine like terms: -2 + -19 = -21
b = -21

Simplifying
b = -21

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