8=7-3(2b-1)

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Solution for 8=7-3(2b-1) equation:


Simplifying
8 = 7 + -3(2b + -1)

Reorder the terms:
8 = 7 + -3(-1 + 2b)
8 = 7 + (-1 * -3 + 2b * -3)
8 = 7 + (3 + -6b)

Combine like terms: 7 + 3 = 10
8 = 10 + -6b

Solving
8 = 10 + -6b

Solving for variable 'b'.

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

Add '6b' to each side of the equation.
8 + 6b = 10 + -6b + 6b

Combine like terms: -6b + 6b = 0
8 + 6b = 10 + 0
8 + 6b = 10

Add '-8' to each side of the equation.
8 + -8 + 6b = 10 + -8

Combine like terms: 8 + -8 = 0
0 + 6b = 10 + -8
6b = 10 + -8

Combine like terms: 10 + -8 = 2
6b = 2

Divide each side by '6'.
b = 0.3333333333

Simplifying
b = 0.3333333333

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