-4(b+4)=-9-3b

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Solution for -4(b+4)=-9-3b equation:


Simplifying
-4(b + 4) = -9 + -3b

Reorder the terms:
-4(4 + b) = -9 + -3b
(4 * -4 + b * -4) = -9 + -3b
(-16 + -4b) = -9 + -3b

Solving
-16 + -4b = -9 + -3b

Solving for variable 'b'.

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

Add '3b' to each side of the equation.
-16 + -4b + 3b = -9 + -3b + 3b

Combine like terms: -4b + 3b = -1b
-16 + -1b = -9 + -3b + 3b

Combine like terms: -3b + 3b = 0
-16 + -1b = -9 + 0
-16 + -1b = -9

Add '16' to each side of the equation.
-16 + 16 + -1b = -9 + 16

Combine like terms: -16 + 16 = 0
0 + -1b = -9 + 16
-1b = -9 + 16

Combine like terms: -9 + 16 = 7
-1b = 7

Divide each side by '-1'.
b = -7

Simplifying
b = -7

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