1640-2.5c+656-.4y=785

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Solution for 1640-2.5c+656-.4y=785 equation:


Simplifying
1640 + -2.5c + 656 + -0.4y = 785

Reorder the terms:
1640 + 656 + -2.5c + -0.4y = 785

Combine like terms: 1640 + 656 = 2296
2296 + -2.5c + -0.4y = 785

Solving
2296 + -2.5c + -0.4y = 785

Solving for variable 'c'.

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

Add '-2296' to each side of the equation.
2296 + -2.5c + -2296 + -0.4y = 785 + -2296

Reorder the terms:
2296 + -2296 + -2.5c + -0.4y = 785 + -2296

Combine like terms: 2296 + -2296 = 0
0 + -2.5c + -0.4y = 785 + -2296
-2.5c + -0.4y = 785 + -2296

Combine like terms: 785 + -2296 = -1511
-2.5c + -0.4y = -1511

Add '0.4y' to each side of the equation.
-2.5c + -0.4y + 0.4y = -1511 + 0.4y

Combine like terms: -0.4y + 0.4y = 0.0
-2.5c + 0.0 = -1511 + 0.4y
-2.5c = -1511 + 0.4y

Divide each side by '-2.5'.
c = 604.4 + -0.16y

Simplifying
c = 604.4 + -0.16y

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