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

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


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

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

Reorder the terms:
20 + 4b = 2(5 + 4b)
20 + 4b = (5 * 2 + 4b * 2)
20 + 4b = (10 + 8b)

Solving
20 + 4b = 10 + 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 = 10 + 8b + -8b

Combine like terms: 4b + -8b = -4b
20 + -4b = 10 + 8b + -8b

Combine like terms: 8b + -8b = 0
20 + -4b = 10 + 0
20 + -4b = 10

Add '-20' to each side of the equation.
20 + -20 + -4b = 10 + -20

Combine like terms: 20 + -20 = 0
0 + -4b = 10 + -20
-4b = 10 + -20

Combine like terms: 10 + -20 = -10
-4b = -10

Divide each side by '-4'.
b = 2.5

Simplifying
b = 2.5

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