-7[2B-4]=5[-2B+6]

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Solution for -7[2B-4]=5[-2B+6] equation:


Simplifying
-7[2B + -4] = 5[-2B + 6]

Reorder the terms:
-7[-4 + 2B] = 5[-2B + 6]
[-4 * -7 + 2B * -7] = 5[-2B + 6]
[28 + -14B] = 5[-2B + 6]

Reorder the terms:
28 + -14B = 5[6 + -2B]
28 + -14B = [6 * 5 + -2B * 5]
28 + -14B = [30 + -10B]

Solving
28 + -14B = 30 + -10B

Solving for variable 'B'.

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

Add '10B' to each side of the equation.
28 + -14B + 10B = 30 + -10B + 10B

Combine like terms: -14B + 10B = -4B
28 + -4B = 30 + -10B + 10B

Combine like terms: -10B + 10B = 0
28 + -4B = 30 + 0
28 + -4B = 30

Add '-28' to each side of the equation.
28 + -28 + -4B = 30 + -28

Combine like terms: 28 + -28 = 0
0 + -4B = 30 + -28
-4B = 30 + -28

Combine like terms: 30 + -28 = 2
-4B = 2

Divide each side by '-4'.
B = -0.5

Simplifying
B = -0.5

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