0.3a-4+9=7

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Solution for 0.3a-4+9=7 equation:


Simplifying
0.3a + -4 + 9 = 7

Reorder the terms:
-4 + 9 + 0.3a = 7

Combine like terms: -4 + 9 = 5
5 + 0.3a = 7

Solving
5 + 0.3a = 7

Solving for variable 'a'.

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

Add '-5' to each side of the equation.
5 + -5 + 0.3a = 7 + -5

Combine like terms: 5 + -5 = 0
0 + 0.3a = 7 + -5
0.3a = 7 + -5

Combine like terms: 7 + -5 = 2
0.3a = 2

Divide each side by '0.3'.
a = 6.666666667

Simplifying
a = 6.666666667

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