b-(3b-7)=3

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


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

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

Reorder the terms:
7 + b + -3b = 3

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

Solving
7 + -2b = 3

Solving for variable 'b'.

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

Add '-7' to each side of the equation.
7 + -7 + -2b = 3 + -7

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

Combine like terms: 3 + -7 = -4
-2b = -4

Divide each side by '-2'.
b = 2

Simplifying
b = 2

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