-28-6.7a=0.7a-3(6a+4)

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Solution for -28-6.7a=0.7a-3(6a+4) equation:


Simplifying
-28 + -6.7a = 0.7a + -3(6a + 4)

Reorder the terms:
-28 + -6.7a = 0.7a + -3(4 + 6a)
-28 + -6.7a = 0.7a + (4 * -3 + 6a * -3)
-28 + -6.7a = 0.7a + (-12 + -18a)

Reorder the terms:
-28 + -6.7a = -12 + 0.7a + -18a

Combine like terms: 0.7a + -18a = -17.3a
-28 + -6.7a = -12 + -17.3a

Solving
-28 + -6.7a = -12 + -17.3a

Solving for variable 'a'.

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

Add '17.3a' to each side of the equation.
-28 + -6.7a + 17.3a = -12 + -17.3a + 17.3a

Combine like terms: -6.7a + 17.3a = 10.6a
-28 + 10.6a = -12 + -17.3a + 17.3a

Combine like terms: -17.3a + 17.3a = 0.0
-28 + 10.6a = -12 + 0.0
-28 + 10.6a = -12

Add '28' to each side of the equation.
-28 + 28 + 10.6a = -12 + 28

Combine like terms: -28 + 28 = 0
0 + 10.6a = -12 + 28
10.6a = -12 + 28

Combine like terms: -12 + 28 = 16
10.6a = 16

Divide each side by '10.6'.
a = 1.509433962

Simplifying
a = 1.509433962

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