0.4(3b+10)=19

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Solution for 0.4(3b+10)=19 equation:


Simplifying
0.4(3b + 10) = 19

Reorder the terms:
0.4(10 + 3b) = 19
(10 * 0.4 + 3b * 0.4) = 19
(4 + 1.2b) = 19

Solving
4 + 1.2b = 19

Solving for variable 'b'.

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

Add '-4' to each side of the equation.
4 + -4 + 1.2b = 19 + -4

Combine like terms: 4 + -4 = 0
0 + 1.2b = 19 + -4
1.2b = 19 + -4

Combine like terms: 19 + -4 = 15
1.2b = 15

Divide each side by '1.2'.
b = 12.5

Simplifying
b = 12.5

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