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

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


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

Reorder the terms:
-2b = 4(-7 + 3b) + -4b
-2b = (-7 * 4 + 3b * 4) + -4b
-2b = (-28 + 12b) + -4b

Combine like terms: 12b + -4b = 8b
-2b = -28 + 8b

Solving
-2b = -28 + 8b

Solving for variable 'b'.

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

Add '-8b' to each side of the equation.
-2b + -8b = -28 + 8b + -8b

Combine like terms: -2b + -8b = -10b
-10b = -28 + 8b + -8b

Combine like terms: 8b + -8b = 0
-10b = -28 + 0
-10b = -28

Divide each side by '-10'.
b = 2.8

Simplifying
b = 2.8

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