3-(b+5)-2b+7=b-11

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Solution for 3-(b+5)-2b+7=b-11 equation:


Simplifying
3 + -1(b + 5) + -2b + 7 = b + -11

Reorder the terms:
3 + -1(5 + b) + -2b + 7 = b + -11
3 + (5 * -1 + b * -1) + -2b + 7 = b + -11
3 + (-5 + -1b) + -2b + 7 = b + -11

Reorder the terms:
3 + -5 + 7 + -1b + -2b = b + -11

Combine like terms: 3 + -5 = -2
-2 + 7 + -1b + -2b = b + -11

Combine like terms: -2 + 7 = 5
5 + -1b + -2b = b + -11

Combine like terms: -1b + -2b = -3b
5 + -3b = b + -11

Reorder the terms:
5 + -3b = -11 + b

Solving
5 + -3b = -11 + 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.
5 + -3b + -1b = -11 + b + -1b

Combine like terms: -3b + -1b = -4b
5 + -4b = -11 + b + -1b

Combine like terms: b + -1b = 0
5 + -4b = -11 + 0
5 + -4b = -11

Add '-5' to each side of the equation.
5 + -5 + -4b = -11 + -5

Combine like terms: 5 + -5 = 0
0 + -4b = -11 + -5
-4b = -11 + -5

Combine like terms: -11 + -5 = -16
-4b = -16

Divide each side by '-4'.
b = 4

Simplifying
b = 4

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