7(b+2)-4b=2(b+20)

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Solution for 7(b+2)-4b=2(b+20) equation:


Simplifying
7(b + 2) + -4b = 2(b + 20)

Reorder the terms:
7(2 + b) + -4b = 2(b + 20)
(2 * 7 + b * 7) + -4b = 2(b + 20)
(14 + 7b) + -4b = 2(b + 20)

Combine like terms: 7b + -4b = 3b
14 + 3b = 2(b + 20)

Reorder the terms:
14 + 3b = 2(20 + b)
14 + 3b = (20 * 2 + b * 2)
14 + 3b = (40 + 2b)

Solving
14 + 3b = 40 + 2b

Solving for variable 'b'.

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

Add '-2b' to each side of the equation.
14 + 3b + -2b = 40 + 2b + -2b

Combine like terms: 3b + -2b = 1b
14 + 1b = 40 + 2b + -2b

Combine like terms: 2b + -2b = 0
14 + 1b = 40 + 0
14 + 1b = 40

Add '-14' to each side of the equation.
14 + -14 + 1b = 40 + -14

Combine like terms: 14 + -14 = 0
0 + 1b = 40 + -14
1b = 40 + -14

Combine like terms: 40 + -14 = 26
1b = 26

Divide each side by '1'.
b = 26

Simplifying
b = 26

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