-72=6(-7+7b)+6(b-5)

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Solution for -72=6(-7+7b)+6(b-5) equation:


Simplifying
-72 = 6(-7 + 7b) + 6(b + -5)
-72 = (-7 * 6 + 7b * 6) + 6(b + -5)
-72 = (-42 + 42b) + 6(b + -5)

Reorder the terms:
-72 = -42 + 42b + 6(-5 + b)
-72 = -42 + 42b + (-5 * 6 + b * 6)
-72 = -42 + 42b + (-30 + 6b)

Reorder the terms:
-72 = -42 + -30 + 42b + 6b

Combine like terms: -42 + -30 = -72
-72 = -72 + 42b + 6b

Combine like terms: 42b + 6b = 48b
-72 = -72 + 48b

Add '72' to each side of the equation.
-72 + 72 = -72 + 72 + 48b

Combine like terms: -72 + 72 = 0
0 = -72 + 72 + 48b

Combine like terms: -72 + 72 = 0
0 = 0 + 48b
0 = 48b

Solving
0 = 48b

Solving for variable 'b'.

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

Add '-48b' to each side of the equation.
0 + -48b = 48b + -48b
Remove the zero:
-48b = 48b + -48b

Combine like terms: 48b + -48b = 0
-48b = 0

Divide each side by '-48'.
b = 0

Simplifying
b = 0

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