3b-5=7(b-1)

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Solution for 3b-5=7(b-1) equation:


Simplifying
3b + -5 = 7(b + -1)

Reorder the terms:
-5 + 3b = 7(b + -1)

Reorder the terms:
-5 + 3b = 7(-1 + b)
-5 + 3b = (-1 * 7 + b * 7)
-5 + 3b = (-7 + 7b)

Solving
-5 + 3b = -7 + 7b

Solving for variable 'b'.

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

Add '-7b' to each side of the equation.
-5 + 3b + -7b = -7 + 7b + -7b

Combine like terms: 3b + -7b = -4b
-5 + -4b = -7 + 7b + -7b

Combine like terms: 7b + -7b = 0
-5 + -4b = -7 + 0
-5 + -4b = -7

Add '5' to each side of the equation.
-5 + 5 + -4b = -7 + 5

Combine like terms: -5 + 5 = 0
0 + -4b = -7 + 5
-4b = -7 + 5

Combine like terms: -7 + 5 = -2
-4b = -2

Divide each side by '-4'.
b = 0.5

Simplifying
b = 0.5

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