2=-7-b

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Solution for 2=-7-b equation: 


Simplifying
2 = -7 + -1b

Solving
2 = -7 + -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.
2 + b = -7 + -1b + b

Combine like terms: -1b + b = 0
2 + b = -7 + 0
2 + b = -7

Add '-2' to each side of the equation.
2 + -2 + b = -7 + -2

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

Combine like terms: -7 + -2 = -9
b = -9

Simplifying
b = -9

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