-720=-30(-6b)

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Solution for -720=-30(-6b) equation:


Simplifying
-720 = -30(-6b)

Remove parenthesis around (-6b)
-720 = -30 * -6b

Multiply -30 * -6
-720 = 180b

Solving
-720 = 180b

Solving for variable 'b'.

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

Add '-180b' to each side of the equation.
-720 + -180b = 180b + -180b

Combine like terms: 180b + -180b = 0
-720 + -180b = 0

Add '720' to each side of the equation.
-720 + 720 + -180b = 0 + 720

Combine like terms: -720 + 720 = 0
0 + -180b = 0 + 720
-180b = 0 + 720

Combine like terms: 0 + 720 = 720
-180b = 720

Divide each side by '-180'.
b = -4

Simplifying
b = -4

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