2b+5=8b+7

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Solution for 2b+5=8b+7 equation:


Simplifying
2b + 5 = 8b + 7

Reorder the terms:
5 + 2b = 8b + 7

Reorder the terms:
5 + 2b = 7 + 8b

Solving
5 + 2b = 7 + 8b

Solving for variable 'b'.

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

Add '-8b' to each side of the equation.
5 + 2b + -8b = 7 + 8b + -8b

Combine like terms: 2b + -8b = -6b
5 + -6b = 7 + 8b + -8b

Combine like terms: 8b + -8b = 0
5 + -6b = 7 + 0
5 + -6b = 7

Add '-5' to each side of the equation.
5 + -5 + -6b = 7 + -5

Combine like terms: 5 + -5 = 0
0 + -6b = 7 + -5
-6b = 7 + -5

Combine like terms: 7 + -5 = 2
-6b = 2

Divide each side by '-6'.
b = -0.3333333333

Simplifying
b = -0.3333333333

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