0.4b+4.2=10

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Solution for 0.4b+4.2=10 equation: 


Simplifying
0.4b + 4.2 = 10

Reorder the terms:
4.2 + 0.4b = 10

Solving
4.2 + 0.4b = 10

Solving for variable 'b'.

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

Add '-4.2' to each side of the equation.
4.2 + -4.2 + 0.4b = 10 + -4.2

Combine like terms: 4.2 + -4.2 = 0.0
0.0 + 0.4b = 10 + -4.2
0.4b = 10 + -4.2

Combine like terms: 10 + -4.2 = 5.8
0.4b = 5.8

Divide each side by '0.4'.
b = 14.5

Simplifying
b = 14.5

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