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

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


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

Reorder the terms:
4(5 + b) = 4(2b + -5)
(5 * 4 + b * 4) = 4(2b + -5)
(20 + 4b) = 4(2b + -5)

Reorder the terms:
20 + 4b = 4(-5 + 2b)
20 + 4b = (-5 * 4 + 2b * 4)
20 + 4b = (-20 + 8b)

Solving
20 + 4b = -20 + 8b

Solving for variable 'b'.

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

Add '-8b' to each side of the equation.
20 + 4b + -8b = -20 + 8b + -8b

Combine like terms: 4b + -8b = -4b
20 + -4b = -20 + 8b + -8b

Combine like terms: 8b + -8b = 0
20 + -4b = -20 + 0
20 + -4b = -20

Add '-20' to each side of the equation.
20 + -20 + -4b = -20 + -20

Combine like terms: 20 + -20 = 0
0 + -4b = -20 + -20
-4b = -20 + -20

Combine like terms: -20 + -20 = -40
-4b = -40

Divide each side by '-4'.
b = 10

Simplifying
b = 10

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