-72=6B+3(B-4)+3

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Solution for -72=6B+3(B-4)+3 equation:


Simplifying
-72 = 6B + 3(B + -4) + 3

Reorder the terms:
-72 = 6B + 3(-4 + B) + 3
-72 = 6B + (-4 * 3 + B * 3) + 3
-72 = 6B + (-12 + 3B) + 3

Reorder the terms:
-72 = -12 + 3 + 6B + 3B

Combine like terms: -12 + 3 = -9
-72 = -9 + 6B + 3B

Combine like terms: 6B + 3B = 9B
-72 = -9 + 9B

Solving
-72 = -9 + 9B

Solving for variable 'B'.

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

Add '-9B' to each side of the equation.
-72 + -9B = -9 + 9B + -9B

Combine like terms: 9B + -9B = 0
-72 + -9B = -9 + 0
-72 + -9B = -9

Add '72' to each side of the equation.
-72 + 72 + -9B = -9 + 72

Combine like terms: -72 + 72 = 0
0 + -9B = -9 + 72
-9B = -9 + 72

Combine like terms: -9 + 72 = 63
-9B = 63

Divide each side by '-9'.
B = -7

Simplifying
B = -7

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