7-5c-d+9c+2=

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Solution for 7-5c-d+9c+2= equation:


Simplifying
7 + -5c + -1d + 9c + 2 = 0

Reorder the terms:
7 + 2 + -5c + 9c + -1d = 0

Combine like terms: 7 + 2 = 9
9 + -5c + 9c + -1d = 0

Combine like terms: -5c + 9c = 4c
9 + 4c + -1d = 0

Solving
9 + 4c + -1d = 0

Solving for variable 'c'.

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

Add '-9' to each side of the equation.
9 + 4c + -9 + -1d = 0 + -9

Reorder the terms:
9 + -9 + 4c + -1d = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 4c + -1d = 0 + -9
4c + -1d = 0 + -9

Combine like terms: 0 + -9 = -9
4c + -1d = -9

Add 'd' to each side of the equation.
4c + -1d + d = -9 + d

Combine like terms: -1d + d = 0
4c + 0 = -9 + d
4c = -9 + d

Divide each side by '4'.
c = -2.25 + 0.25d

Simplifying
c = -2.25 + 0.25d

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