3b-7=b+7

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


Simplifying
3b + -7 = b + 7

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

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

Solving
-7 + 3b = 7 + 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.
-7 + 3b + -1b = 7 + b + -1b

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

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

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

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

Combine like terms: 7 + 7 = 14
2b = 14

Divide each side by '2'.
b = 7

Simplifying
b = 7

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