7.5c+11.15-9.93=8.69+8.4c

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Solution for 7.5c+11.15-9.93=8.69+8.4c equation: 


Simplifying
7.5c + 11.15 + -9.93 = 8.69 + 8.4c

Reorder the terms:
11.15 + -9.93 + 7.5c = 8.69 + 8.4c

Combine like terms: 11.15 + -9.93 = 1.22
1.22 + 7.5c = 8.69 + 8.4c

Solving
1.22 + 7.5c = 8.69 + 8.4c

Solving for variable 'c'.

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

Add '-8.4c' to each side of the equation.
1.22 + 7.5c + -8.4c = 8.69 + 8.4c + -8.4c

Combine like terms: 7.5c + -8.4c = -0.9c
1.22 + -0.9c = 8.69 + 8.4c + -8.4c

Combine like terms: 8.4c + -8.4c = 0.0
1.22 + -0.9c = 8.69 + 0.0
1.22 + -0.9c = 8.69

Add '-1.22' to each side of the equation.
1.22 + -1.22 + -0.9c = 8.69 + -1.22

Combine like terms: 1.22 + -1.22 = 0.00
0.00 + -0.9c = 8.69 + -1.22
-0.9c = 8.69 + -1.22

Combine like terms: 8.69 + -1.22 = 7.47
-0.9c = 7.47

Divide each side by '-0.9'.
c = -8.3

Simplifying
c = -8.3

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