(-3b-2)-4b-(2b+10-4b)+(-4b)+7b=-2

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Solution for (-3b-2)-4b-(2b+10-4b)+(-4b)+7b=-2 equation:


Simplifying
(-3b + -2) + -4b + -1(2b + 10 + -4b) + (-4b) + 7b = -2

Reorder the terms:
(-2 + -3b) + -4b + -1(2b + 10 + -4b) + (-4b) + 7b = -2

Remove parenthesis around (-2 + -3b)
-2 + -3b + -4b + -1(2b + 10 + -4b) + (-4b) + 7b = -2

Reorder the terms:
-2 + -3b + -4b + -1(10 + 2b + -4b) + (-4b) + 7b = -2

Combine like terms: 2b + -4b = -2b
-2 + -3b + -4b + -1(10 + -2b) + (-4b) + 7b = -2
-2 + -3b + -4b + (10 * -1 + -2b * -1) + (-4b) + 7b = -2
-2 + -3b + -4b + (-10 + 2b) + (-4b) + 7b = -2

Reorder the terms:
-2 + -10 + -3b + -4b + 2b + (-4b) + 7b = -2

Combine like terms: -2 + -10 = -12
-12 + -3b + -4b + 2b + (-4b) + 7b = -2

Combine like terms: -3b + -4b = -7b
-12 + -7b + 2b + (-4b) + 7b = -2

Combine like terms: -7b + 2b = -5b
-12 + -5b + (-4b) + 7b = -2

Combine like terms: -5b + (-4b) = -9b
-12 + -9b + 7b = -2

Combine like terms: -9b + 7b = -2b
-12 + -2b = -2

Solving
-12 + -2b = -2

Solving for variable 'b'.

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

Add '12' to each side of the equation.
-12 + 12 + -2b = -2 + 12

Combine like terms: -12 + 12 = 0
0 + -2b = -2 + 12
-2b = -2 + 12

Combine like terms: -2 + 12 = 10
-2b = 10

Divide each side by '-2'.
b = -5

Simplifying
b = -5

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