9+1.2(3a-1)=14.9

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Solution for 9+1.2(3a-1)=14.9 equation:


Simplifying
9 + 1.2(3a + -1) = 14.9

Reorder the terms:
9 + 1.2(-1 + 3a) = 14.9
9 + (-1 * 1.2 + 3a * 1.2) = 14.9
9 + (-1.2 + 3.6a) = 14.9

Combine like terms: 9 + -1.2 = 7.8
7.8 + 3.6a = 14.9

Solving
7.8 + 3.6a = 14.9

Solving for variable 'a'.

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

Add '-7.8' to each side of the equation.
7.8 + -7.8 + 3.6a = 14.9 + -7.8

Combine like terms: 7.8 + -7.8 = 0.0
0.0 + 3.6a = 14.9 + -7.8
3.6a = 14.9 + -7.8

Combine like terms: 14.9 + -7.8 = 7.1
3.6a = 7.1

Divide each side by '3.6'.
a = 1.972222222

Simplifying
a = 1.972222222

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