18-(3b-15)=6(2b+5)

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Solution for 18-(3b-15)=6(2b+5) equation:


Simplifying
18 + -1(3b + -15) = 6(2b + 5)

Reorder the terms:
18 + -1(-15 + 3b) = 6(2b + 5)
18 + (-15 * -1 + 3b * -1) = 6(2b + 5)
18 + (15 + -3b) = 6(2b + 5)

Combine like terms: 18 + 15 = 33
33 + -3b = 6(2b + 5)

Reorder the terms:
33 + -3b = 6(5 + 2b)
33 + -3b = (5 * 6 + 2b * 6)
33 + -3b = (30 + 12b)

Solving
33 + -3b = 30 + 12b

Solving for variable 'b'.

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

Add '-12b' to each side of the equation.
33 + -3b + -12b = 30 + 12b + -12b

Combine like terms: -3b + -12b = -15b
33 + -15b = 30 + 12b + -12b

Combine like terms: 12b + -12b = 0
33 + -15b = 30 + 0
33 + -15b = 30

Add '-33' to each side of the equation.
33 + -33 + -15b = 30 + -33

Combine like terms: 33 + -33 = 0
0 + -15b = 30 + -33
-15b = 30 + -33

Combine like terms: 30 + -33 = -3
-15b = -3

Divide each side by '-15'.
b = 0.2

Simplifying
b = 0.2

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