b-7=3b+9-b-2

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Solution for b-7=3b+9-b-2 equation:


Simplifying
b + -7 = 3b + 9 + -1b + -2

Reorder the terms:
-7 + b = 3b + 9 + -1b + -2

Reorder the terms:
-7 + b = 9 + -2 + 3b + -1b

Combine like terms: 9 + -2 = 7
-7 + b = 7 + 3b + -1b

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

Solving
-7 + b = 7 + 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.
-7 + b + -2b = 7 + 2b + -2b

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

Combine like terms: 2b + -2b = 0
-7 + -1b = 7 + 0
-7 + -1b = 7

Add '7' to each side of the equation.
-7 + 7 + -1b = 7 + 7

Combine like terms: -7 + 7 = 0
0 + -1b = 7 + 7
-1b = 7 + 7

Combine like terms: 7 + 7 = 14
-1b = 14

Divide each side by '-1'.
b = -14

Simplifying
b = -14

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