-2b-(-7)=-23

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Solution for -2b-(-7)=-23 equation: 


Simplifying
-2b + -1(-7) = -23

Multiply -1 * -7
-2b + 7 = -23

Reorder the terms:
7 + -2b = -23

Solving
7 + -2b = -23

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 + -2b = -23 + -7

Combine like terms: 7 + -7 = 0
0 + -2b = -23 + -7
-2b = -23 + -7

Combine like terms: -23 + -7 = -30
-2b = -30

Divide each side by '-2'.
b = 15

Simplifying
b = 15

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