-3b+0.4=3(b+0.4)

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Solution for -3b+0.4=3(b+0.4) equation:


Simplifying
-3b + 0.4 = 3(b + 0.4)

Reorder the terms:
0.4 + -3b = 3(b + 0.4)

Reorder the terms:
0.4 + -3b = 3(0.4 + b)
0.4 + -3b = (0.4 * 3 + b * 3)
0.4 + -3b = (1.2 + 3b)

Solving
0.4 + -3b = 1.2 + 3b

Solving for variable 'b'.

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

Add '-3b' to each side of the equation.
0.4 + -3b + -3b = 1.2 + 3b + -3b

Combine like terms: -3b + -3b = -6b
0.4 + -6b = 1.2 + 3b + -3b

Combine like terms: 3b + -3b = 0
0.4 + -6b = 1.2 + 0
0.4 + -6b = 1.2

Add '-0.4' to each side of the equation.
0.4 + -0.4 + -6b = 1.2 + -0.4

Combine like terms: 0.4 + -0.4 = 0.0
0.0 + -6b = 1.2 + -0.4
-6b = 1.2 + -0.4

Combine like terms: 1.2 + -0.4 = 0.8
-6b = 0.8

Divide each side by '-6'.
b = -0.1333333333

Simplifying
b = -0.1333333333

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