1.6872-3.1a=-1.2(.8a+5.9)

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Solution for 1.6872-3.1a=-1.2(.8a+5.9) equation: 


Simplifying
1.6872 + -3.1a = -1.2(0.8a + 5.9)

Reorder the terms:
1.6872 + -3.1a = -1.2(5.9 + 0.8a)
1.6872 + -3.1a = (5.9 * -1.2 + 0.8a * -1.2)
1.6872 + -3.1a = (-7.08 + -0.96a)

Solving
1.6872 + -3.1a = -7.08 + -0.96a

Solving for variable 'a'.

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

Add '0.96a' to each side of the equation.
1.6872 + -3.1a + 0.96a = -7.08 + -0.96a + 0.96a

Combine like terms: -3.1a + 0.96a = -2.14a
1.6872 + -2.14a = -7.08 + -0.96a + 0.96a

Combine like terms: -0.96a + 0.96a = 0.00
1.6872 + -2.14a = -7.08 + 0.00
1.6872 + -2.14a = -7.08

Add '-1.6872' to each side of the equation.
1.6872 + -1.6872 + -2.14a = -7.08 + -1.6872

Combine like terms: 1.6872 + -1.6872 = 0.0000
0.0000 + -2.14a = -7.08 + -1.6872
-2.14a = -7.08 + -1.6872

Combine like terms: -7.08 + -1.6872 = -8.7672
-2.14a = -8.7672

Divide each side by '-2.14'.
a = 4.09682243

Simplifying
a = 4.09682243

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