-240=-30(-2b)

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Solution for -240=-30(-2b) equation:


Simplifying
-240 = -30(-2b)

Remove parenthesis around (-2b)
-240 = -30 * -2b

Multiply -30 * -2
-240 = 60b

Solving
-240 = 60b

Solving for variable 'b'.

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

Add '-60b' to each side of the equation.
-240 + -60b = 60b + -60b

Combine like terms: 60b + -60b = 0
-240 + -60b = 0

Add '240' to each side of the equation.
-240 + 240 + -60b = 0 + 240

Combine like terms: -240 + 240 = 0
0 + -60b = 0 + 240
-60b = 0 + 240

Combine like terms: 0 + 240 = 240
-60b = 240

Divide each side by '-60'.
b = -4

Simplifying
b = -4

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