-2=-3(9)+b

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Solution for -2=-3(9)+b equation: 


Simplifying
-2 = -3(9) + b

Multiply -3 * 9
-2 = -27 + b

Solving
-2 = -27 + b

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
-2 + -1b = -27 + b + -1b

Combine like terms: b + -1b = 0
-2 + -1b = -27 + 0
-2 + -1b = -27

Add '2' to each side of the equation.
-2 + 2 + -1b = -27 + 2

Combine like terms: -2 + 2 = 0
0 + -1b = -27 + 2
-1b = -27 + 2

Combine like terms: -27 + 2 = -25
-1b = -25

Divide each side by '-1'.
b = 25

Simplifying
b = 25

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