3c+7d-9(5c-2d)=

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Solution for 3c+7d-9(5c-2d)= equation:


Simplifying
3c + 7d + -9(5c + -2d) = 0
3c + 7d + (5c * -9 + -2d * -9) = 0
3c + 7d + (-45c + 18d) = 0

Reorder the terms:
3c + -45c + 7d + 18d = 0

Combine like terms: 3c + -45c = -42c
-42c + 7d + 18d = 0

Combine like terms: 7d + 18d = 25d
-42c + 25d = 0

Solving
-42c + 25d = 0

Solving for variable 'c'.

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

Add '-25d' to each side of the equation.
-42c + 25d + -25d = 0 + -25d

Combine like terms: 25d + -25d = 0
-42c + 0 = 0 + -25d
-42c = 0 + -25d
Remove the zero:
-42c = -25d

Divide each side by '-42'.
c = 0.5952380952d

Simplifying
c = 0.5952380952d

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