1=-4(-3)+b

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Solution for 1=-4(-3)+b equation: 


Simplifying
1 = -4(-3) + b

Multiply -4 * -3
1 = 12 + b

Solving
1 = 12 + 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.
1 + -1b = 12 + b + -1b

Combine like terms: b + -1b = 0
1 + -1b = 12 + 0
1 + -1b = 12

Add '-1' to each side of the equation.
1 + -1 + -1b = 12 + -1

Combine like terms: 1 + -1 = 0
0 + -1b = 12 + -1
-1b = 12 + -1

Combine like terms: 12 + -1 = 11
-1b = 11

Divide each side by '-1'.
b = -11

Simplifying
b = -11

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