B-7+2B=18

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Solution for B-7+2B=18 equation:


Simplifying
B + -7 + 2B = 18

Reorder the terms:
-7 + B + 2B = 18

Combine like terms: B + 2B = 3B
-7 + 3B = 18

Solving
-7 + 3B = 18

Solving for variable 'B'.

Move all terms containing B to the left, all other terms to the right.

Add '7' to each side of the equation.
-7 + 7 + 3B = 18 + 7

Combine like terms: -7 + 7 = 0
0 + 3B = 18 + 7
3B = 18 + 7

Combine like terms: 18 + 7 = 25
3B = 25

Divide each side by '3'.
B = 8.333333333

Simplifying
B = 8.333333333

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