3-(18+4b)=b

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Solution for 3-(18+4b)=b equation:


Simplifying
3 + -1(18 + 4b) = b
3 + (18 * -1 + 4b * -1) = b
3 + (-18 + -4b) = b

Combine like terms: 3 + -18 = -15
-15 + -4b = b

Solving
-15 + -4b = b

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
-15 + -4b + -1b = b + -1b

Combine like terms: -4b + -1b = -5b
-15 + -5b = b + -1b

Combine like terms: b + -1b = 0
-15 + -5b = 0

Add '15' to each side of the equation.
-15 + 15 + -5b = 0 + 15

Combine like terms: -15 + 15 = 0
0 + -5b = 0 + 15
-5b = 0 + 15

Combine like terms: 0 + 15 = 15
-5b = 15

Divide each side by '-5'.
b = -3

Simplifying
b = -3

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