3b+1=2b-9

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Solution for 3b+1=2b-9 equation:


Simplifying
3b + 1 = 2b + -9

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

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

Solving
1 + 3b = -9 + 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.
1 + 3b + -2b = -9 + 2b + -2b

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

Combine like terms: 2b + -2b = 0
1 + 1b = -9 + 0
1 + 1b = -9

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

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

Combine like terms: -9 + -1 = -10
1b = -10

Divide each side by '1'.
b = -10

Simplifying
b = -10

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