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

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


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

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

Remove parenthesis around (-1 + 7b)
-1 + 7b + -2(3b + 3) = -2

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

Reorder the terms:
-1 + -6 + 7b + -6b = -2

Combine like terms: -1 + -6 = -7
-7 + 7b + -6b = -2

Combine like terms: 7b + -6b = 1b
-7 + 1b = -2

Solving
-7 + 1b = -2

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 + 1b = -2 + 7

Combine like terms: -7 + 7 = 0
0 + 1b = -2 + 7
1b = -2 + 7

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

Divide each side by '1'.
b = 5

Simplifying
b = 5

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