.666666667(6c-18)+.75(8c+32)=-18

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Solution for .666666667(6c-18)+.75(8c+32)=-18 equation:


Simplifying
0.666666667(6c + -18) + 0.75(8c + 32) = -18

Reorder the terms:
0.666666667(-18 + 6c) + 0.75(8c + 32) = -18
(-18 * 0.666666667 + 6c * 0.666666667) + 0.75(8c + 32) = -18
(-12.00000001 + 4.000000002c) + 0.75(8c + 32) = -18

Reorder the terms:
-12.00000001 + 4.000000002c + 0.75(32 + 8c) = -18
-12.00000001 + 4.000000002c + (32 * 0.75 + 8c * 0.75) = -18
-12.00000001 + 4.000000002c + (24 + 6c) = -18

Reorder the terms:
-12.00000001 + 24 + 4.000000002c + 6c = -18

Combine like terms: -12.00000001 + 24 = 11.99999999
11.99999999 + 4.000000002c + 6c = -18

Combine like terms: 4.000000002c + 6c = 10.000000002c
11.99999999 + 10.000000002c = -18

Solving
11.99999999 + 10.000000002c = -18

Solving for variable 'c'.

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

Add '-11.99999999' to each side of the equation.
11.99999999 + -11.99999999 + 10.000000002c = -18 + -11.99999999

Combine like terms: 11.99999999 + -11.99999999 = 0.00000000
0.00000000 + 10.000000002c = -18 + -11.99999999
10.000000002c = -18 + -11.99999999

Combine like terms: -18 + -11.99999999 = -29.99999999
10.000000002c = -29.99999999

Divide each side by '10.000000002'.
c = -2.999999998

Simplifying
c = -2.999999998

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