3.2(a-3)=12.8

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Solution for 3.2(a-3)=12.8 equation:


Simplifying
3.2(a + -3) = 12.8

Reorder the terms:
3.2(-3 + a) = 12.8
(-3 * 3.2 + a * 3.2) = 12.8
(-9.6 + 3.2a) = 12.8

Solving
-9.6 + 3.2a = 12.8

Solving for variable 'a'.

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

Add '9.6' to each side of the equation.
-9.6 + 9.6 + 3.2a = 12.8 + 9.6

Combine like terms: -9.6 + 9.6 = 0.0
0.0 + 3.2a = 12.8 + 9.6
3.2a = 12.8 + 9.6

Combine like terms: 12.8 + 9.6 = 22.4
3.2a = 22.4

Divide each side by '3.2'.
a = 7

Simplifying
a = 7

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