3b+9-2b=11+2(b+1)

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Solution for 3b+9-2b=11+2(b+1) equation:


Simplifying
3b + 9 + -2b = 11 + 2(b + 1)

Reorder the terms:
9 + 3b + -2b = 11 + 2(b + 1)

Combine like terms: 3b + -2b = 1b
9 + 1b = 11 + 2(b + 1)

Reorder the terms:
9 + 1b = 11 + 2(1 + b)
9 + 1b = 11 + (1 * 2 + b * 2)
9 + 1b = 11 + (2 + 2b)

Combine like terms: 11 + 2 = 13
9 + 1b = 13 + 2b

Solving
9 + 1b = 13 + 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.
9 + 1b + -2b = 13 + 2b + -2b

Combine like terms: 1b + -2b = -1b
9 + -1b = 13 + 2b + -2b

Combine like terms: 2b + -2b = 0
9 + -1b = 13 + 0
9 + -1b = 13

Add '-9' to each side of the equation.
9 + -9 + -1b = 13 + -9

Combine like terms: 9 + -9 = 0
0 + -1b = 13 + -9
-1b = 13 + -9

Combine like terms: 13 + -9 = 4
-1b = 4

Divide each side by '-1'.
b = -4

Simplifying
b = -4

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