15+6(b+3)=20

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Solution for 15+6(b+3)=20 equation:


Simplifying
15 + 6(b + 3) = 20

Reorder the terms:
15 + 6(3 + b) = 20
15 + (3 * 6 + b * 6) = 20
15 + (18 + 6b) = 20

Combine like terms: 15 + 18 = 33
33 + 6b = 20

Solving
33 + 6b = 20

Solving for variable 'b'.

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

Add '-33' to each side of the equation.
33 + -33 + 6b = 20 + -33

Combine like terms: 33 + -33 = 0
0 + 6b = 20 + -33
6b = 20 + -33

Combine like terms: 20 + -33 = -13
6b = -13

Divide each side by '6'.
b = -2.166666667

Simplifying
b = -2.166666667

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