2b-8-1=3b-15

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Solution for 2b-8-1=3b-15 equation:


Simplifying
2b + -8 + -1 = 3b + -15

Reorder the terms:
-8 + -1 + 2b = 3b + -15

Combine like terms: -8 + -1 = -9
-9 + 2b = 3b + -15

Reorder the terms:
-9 + 2b = -15 + 3b

Solving
-9 + 2b = -15 + 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.
-9 + 2b + -3b = -15 + 3b + -3b

Combine like terms: 2b + -3b = -1b
-9 + -1b = -15 + 3b + -3b

Combine like terms: 3b + -3b = 0
-9 + -1b = -15 + 0
-9 + -1b = -15

Add '9' to each side of the equation.
-9 + 9 + -1b = -15 + 9

Combine like terms: -9 + 9 = 0
0 + -1b = -15 + 9
-1b = -15 + 9

Combine like terms: -15 + 9 = -6
-1b = -6

Divide each side by '-1'.
b = 6

Simplifying
b = 6

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