20+4b=6(2b-5)

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Solution for 20+4b=6(2b-5) equation:


Simplifying
20 + 4b = 6(2b + -5)

Reorder the terms:
20 + 4b = 6(-5 + 2b)
20 + 4b = (-5 * 6 + 2b * 6)
20 + 4b = (-30 + 12b)

Solving
20 + 4b = -30 + 12b

Solving for variable 'b'.

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

Add '-12b' to each side of the equation.
20 + 4b + -12b = -30 + 12b + -12b

Combine like terms: 4b + -12b = -8b
20 + -8b = -30 + 12b + -12b

Combine like terms: 12b + -12b = 0
20 + -8b = -30 + 0
20 + -8b = -30

Add '-20' to each side of the equation.
20 + -20 + -8b = -30 + -20

Combine like terms: 20 + -20 = 0
0 + -8b = -30 + -20
-8b = -30 + -20

Combine like terms: -30 + -20 = -50
-8b = -50

Divide each side by '-8'.
b = 6.25

Simplifying
b = 6.25

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