Ax-3(x+b)=0

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Solution for Ax-3(x+b)=0 equation: 


Simplifying
Ax + -3(x + b) = 0

Reorder the terms:
xA + -3(b + x) = 0
xA + (b * -3 + x * -3) = 0
xA + (-3b + -3x) = 0

Reorder the terms:
-3b + -3x + xA = 0

Solving
-3b + -3x + xA = 0

Solving for variable 'b'.

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

Add '3x' to each side of the equation.
-3b + -3x + 3x + xA = 0 + 3x

Combine like terms: -3x + 3x = 0
-3b + 0 + xA = 0 + 3x
-3b + xA = 0 + 3x
Remove the zero:
-3b + xA = 3x

Add '-1xA' to each side of the equation.
-3b + xA + -1xA = 3x + -1xA

Combine like terms: xA + -1xA = 0
-3b + 0 = 3x + -1xA
-3b = 3x + -1xA

Divide each side by '-3'.
b = -1x + 0.3333333333xA

Simplifying
b = -1x + 0.3333333333xA

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