5-b+2=2b-8

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Solution for 5-b+2=2b-8 equation:


Simplifying
5 + -1b + 2 = 2b + -8

Reorder the terms:
5 + 2 + -1b = 2b + -8

Combine like terms: 5 + 2 = 7
7 + -1b = 2b + -8

Reorder the terms:
7 + -1b = -8 + 2b

Solving
7 + -1b = -8 + 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 + -1b + -2b = -8 + 2b + -2b

Combine like terms: -1b + -2b = -3b
7 + -3b = -8 + 2b + -2b

Combine like terms: 2b + -2b = 0
7 + -3b = -8 + 0
7 + -3b = -8

Add '-7' to each side of the equation.
7 + -7 + -3b = -8 + -7

Combine like terms: 7 + -7 = 0
0 + -3b = -8 + -7
-3b = -8 + -7

Combine like terms: -8 + -7 = -15
-3b = -15

Divide each side by '-3'.
b = 5

Simplifying
b = 5

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