225=5(-3-6b)

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Solution for 225=5(-3-6b) equation:


Simplifying
225 = 5(-3 + -6b)
225 = (-3 * 5 + -6b * 5)
225 = (-15 + -30b)

Solving
225 = -15 + -30b

Solving for variable 'b'.

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

Add '30b' to each side of the equation.
225 + 30b = -15 + -30b + 30b

Combine like terms: -30b + 30b = 0
225 + 30b = -15 + 0
225 + 30b = -15

Add '-225' to each side of the equation.
225 + -225 + 30b = -15 + -225

Combine like terms: 225 + -225 = 0
0 + 30b = -15 + -225
30b = -15 + -225

Combine like terms: -15 + -225 = -240
30b = -240

Divide each side by '30'.
b = -8

Simplifying
b = -8

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