3b-(3+b)=-(2b-9)

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


Simplifying
3b + -1(3 + b) = -1(2b + -9)
3b + (3 * -1 + b * -1) = -1(2b + -9)
3b + (-3 + -1b) = -1(2b + -9)

Reorder the terms:
-3 + 3b + -1b = -1(2b + -9)

Combine like terms: 3b + -1b = 2b
-3 + 2b = -1(2b + -9)

Reorder the terms:
-3 + 2b = -1(-9 + 2b)
-3 + 2b = (-9 * -1 + 2b * -1)
-3 + 2b = (9 + -2b)

Solving
-3 + 2b = 9 + -2b

Solving for variable 'b'.

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

Add '2b' to each side of the equation.
-3 + 2b + 2b = 9 + -2b + 2b

Combine like terms: 2b + 2b = 4b
-3 + 4b = 9 + -2b + 2b

Combine like terms: -2b + 2b = 0
-3 + 4b = 9 + 0
-3 + 4b = 9

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

Combine like terms: -3 + 3 = 0
0 + 4b = 9 + 3
4b = 9 + 3

Combine like terms: 9 + 3 = 12
4b = 12

Divide each side by '4'.
b = 3

Simplifying
b = 3

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