0.4a+0.6(14-a)=7.4

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Solution for 0.4a+0.6(14-a)=7.4 equation:


Simplifying
0.4a + 0.6(14 + -1a) = 7.4
0.4a + (14 * 0.6 + -1a * 0.6) = 7.4
0.4a + (8.4 + -0.6a) = 7.4

Reorder the terms:
8.4 + 0.4a + -0.6a = 7.4

Combine like terms: 0.4a + -0.6a = -0.2a
8.4 + -0.2a = 7.4

Solving
8.4 + -0.2a = 7.4

Solving for variable 'a'.

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

Add '-8.4' to each side of the equation.
8.4 + -8.4 + -0.2a = 7.4 + -8.4

Combine like terms: 8.4 + -8.4 = 0.0
0.0 + -0.2a = 7.4 + -8.4
-0.2a = 7.4 + -8.4

Combine like terms: 7.4 + -8.4 = -1
-0.2a = -1

Divide each side by '-0.2'.
a = 5

Simplifying
a = 5

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