b-(-7)=(-13)

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Solution for b-(-7)=(-13) equation: 


Simplifying
b + -1(-7) = (-13)

Multiply -1 * -7
b + 7 = (-13)

Reorder the terms:
7 + b = (-13)
7 + b = -13

Solving
7 + b = -13

Solving for variable 'b'.

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

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

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

Combine like terms: -13 + -7 = -20
b = -20

Simplifying
b = -20

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