(7b-2)-2(3b+4)=-3

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Solution for (7b-2)-2(3b+4)=-3 equation:


Simplifying
(7b + -2) + -2(3b + 4) = -3

Reorder the terms:
(-2 + 7b) + -2(3b + 4) = -3

Remove parenthesis around (-2 + 7b)
-2 + 7b + -2(3b + 4) = -3

Reorder the terms:
-2 + 7b + -2(4 + 3b) = -3
-2 + 7b + (4 * -2 + 3b * -2) = -3
-2 + 7b + (-8 + -6b) = -3

Reorder the terms:
-2 + -8 + 7b + -6b = -3

Combine like terms: -2 + -8 = -10
-10 + 7b + -6b = -3

Combine like terms: 7b + -6b = 1b
-10 + 1b = -3

Solving
-10 + 1b = -3

Solving for variable 'b'.

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

Add '10' to each side of the equation.
-10 + 10 + 1b = -3 + 10

Combine like terms: -10 + 10 = 0
0 + 1b = -3 + 10
1b = -3 + 10

Combine like terms: -3 + 10 = 7
1b = 7

Divide each side by '1'.
b = 7

Simplifying
b = 7

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