5b-2(b-9)=3+4b

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Solution for 5b-2(b-9)=3+4b equation:


Simplifying
5b + -2(b + -9) = 3 + 4b

Reorder the terms:
5b + -2(-9 + b) = 3 + 4b
5b + (-9 * -2 + b * -2) = 3 + 4b
5b + (18 + -2b) = 3 + 4b

Reorder the terms:
18 + 5b + -2b = 3 + 4b

Combine like terms: 5b + -2b = 3b
18 + 3b = 3 + 4b

Solving
18 + 3b = 3 + 4b

Solving for variable 'b'.

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

Add '-4b' to each side of the equation.
18 + 3b + -4b = 3 + 4b + -4b

Combine like terms: 3b + -4b = -1b
18 + -1b = 3 + 4b + -4b

Combine like terms: 4b + -4b = 0
18 + -1b = 3 + 0
18 + -1b = 3

Add '-18' to each side of the equation.
18 + -18 + -1b = 3 + -18

Combine like terms: 18 + -18 = 0
0 + -1b = 3 + -18
-1b = 3 + -18

Combine like terms: 3 + -18 = -15
-1b = -15

Divide each side by '-1'.
b = 15

Simplifying
b = 15

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