-3[4-(3b+3)]=5-3(3b+7)

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Solution for -3[4-(3b+3)]=5-3(3b+7) equation:


Simplifying
-3[4 + -1(3b + 3)] = 5 + -3(3b + 7)

Reorder the terms:
-3[4 + -1(3 + 3b)] = 5 + -3(3b + 7)
-3[4 + (3 * -1 + 3b * -1)] = 5 + -3(3b + 7)
-3[4 + (-3 + -3b)] = 5 + -3(3b + 7)

Combine like terms: 4 + -3 = 1
-3[1 + -3b] = 5 + -3(3b + 7)
[1 * -3 + -3b * -3] = 5 + -3(3b + 7)
[-3 + 9b] = 5 + -3(3b + 7)

Reorder the terms:
-3 + 9b = 5 + -3(7 + 3b)
-3 + 9b = 5 + (7 * -3 + 3b * -3)
-3 + 9b = 5 + (-21 + -9b)

Combine like terms: 5 + -21 = -16
-3 + 9b = -16 + -9b

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

Solving for variable 'b'.

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

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

Combine like terms: 9b + 9b = 18b
-3 + 18b = -16 + -9b + 9b

Combine like terms: -9b + 9b = 0
-3 + 18b = -16 + 0
-3 + 18b = -16

Add '3' to each side of the equation.
-3 + 3 + 18b = -16 + 3

Combine like terms: -3 + 3 = 0
0 + 18b = -16 + 3
18b = -16 + 3

Combine like terms: -16 + 3 = -13
18b = -13

Divide each side by '18'.
b = -0.7222222222

Simplifying
b = -0.7222222222

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