.75c+7=2.80

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Solution for .75c+7=2.80 equation: 


Simplifying
0.75c + 7 = 2.80

Reorder the terms:
7 + 0.75c = 2.80

Solving
7 + 0.75c = 2.80

Solving for variable 'c'.

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

Add '-7' to each side of the equation.
7 + -7 + 0.75c = 2.80 + -7

Combine like terms: 7 + -7 = 0
0 + 0.75c = 2.80 + -7
0.75c = 2.80 + -7

Combine like terms: 2.80 + -7 = -4.2
0.75c = -4.2

Divide each side by '0.75'.
c = -5.6

Simplifying
c = -5.6

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