-3.4(2.7a-1.7)-1.2a=47.3

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Solution for -3.4(2.7a-1.7)-1.2a=47.3 equation: 


Simplifying
-3.4(2.7a + -1.7) + -1.2a = 47.3

Reorder the terms:
-3.4(-1.7 + 2.7a) + -1.2a = 47.3
(-1.7 * -3.4 + 2.7a * -3.4) + -1.2a = 47.3
(5.78 + -9.18a) + -1.2a = 47.3

Combine like terms: -9.18a + -1.2a = -10.38a
5.78 + -10.38a = 47.3

Solving
5.78 + -10.38a = 47.3

Solving for variable 'a'.

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

Add '-5.78' to each side of the equation.
5.78 + -5.78 + -10.38a = 47.3 + -5.78

Combine like terms: 5.78 + -5.78 = 0.00
0.00 + -10.38a = 47.3 + -5.78
-10.38a = 47.3 + -5.78

Combine like terms: 47.3 + -5.78 = 41.52
-10.38a = 41.52

Divide each side by '-10.38'.
a = -4

Simplifying
a = -4

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