0.2b+6=0.5b+15

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Solution for 0.2b+6=0.5b+15 equation:


Simplifying
0.2b + 6 = 0.5b + 15

Reorder the terms:
6 + 0.2b = 0.5b + 15

Reorder the terms:
6 + 0.2b = 15 + 0.5b

Solving
6 + 0.2b = 15 + 0.5b

Solving for variable 'b'.

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

Add '-0.5b' to each side of the equation.
6 + 0.2b + -0.5b = 15 + 0.5b + -0.5b

Combine like terms: 0.2b + -0.5b = -0.3b
6 + -0.3b = 15 + 0.5b + -0.5b

Combine like terms: 0.5b + -0.5b = 0.0
6 + -0.3b = 15 + 0.0
6 + -0.3b = 15

Add '-6' to each side of the equation.
6 + -6 + -0.3b = 15 + -6

Combine like terms: 6 + -6 = 0
0 + -0.3b = 15 + -6
-0.3b = 15 + -6

Combine like terms: 15 + -6 = 9
-0.3b = 9

Divide each side by '-0.3'.
b = -30

Simplifying
b = -30

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