7+b=3b-11

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Solution for 7+b=3b-11 equation:


Simplifying
7 + b = 3b + -11

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

Solving
7 + b = -11 + 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.
7 + b + -3b = -11 + 3b + -3b

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

Combine like terms: 3b + -3b = 0
7 + -2b = -11 + 0
7 + -2b = -11

Add '-7' to each side of the equation.
7 + -7 + -2b = -11 + -7

Combine like terms: 7 + -7 = 0
0 + -2b = -11 + -7
-2b = -11 + -7

Combine like terms: -11 + -7 = -18
-2b = -18

Divide each side by '-2'.
b = 9

Simplifying
b = 9

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