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

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


Simplifying
2(7 + 3b) = -2(-1 + -1b)
(7 * 2 + 3b * 2) = -2(-1 + -1b)
(14 + 6b) = -2(-1 + -1b)
14 + 6b = (-1 * -2 + -1b * -2)
14 + 6b = (2 + 2b)

Solving
14 + 6b = 2 + 2b

Solving for variable 'b'.

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

Add '-2b' to each side of the equation.
14 + 6b + -2b = 2 + 2b + -2b

Combine like terms: 6b + -2b = 4b
14 + 4b = 2 + 2b + -2b

Combine like terms: 2b + -2b = 0
14 + 4b = 2 + 0
14 + 4b = 2

Add '-14' to each side of the equation.
14 + -14 + 4b = 2 + -14

Combine like terms: 14 + -14 = 0
0 + 4b = 2 + -14
4b = 2 + -14

Combine like terms: 2 + -14 = -12
4b = -12

Divide each side by '4'.
b = -3

Simplifying
b = -3

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