5(c+9)=-3(21+c)

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Solution for 5(c+9)=-3(21+c) equation:


Simplifying
5(c + 9) = -3(21 + c)

Reorder the terms:
5(9 + c) = -3(21 + c)
(9 * 5 + c * 5) = -3(21 + c)
(45 + 5c) = -3(21 + c)
45 + 5c = (21 * -3 + c * -3)
45 + 5c = (-63 + -3c)

Solving
45 + 5c = -63 + -3c

Solving for variable 'c'.

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

Add '3c' to each side of the equation.
45 + 5c + 3c = -63 + -3c + 3c

Combine like terms: 5c + 3c = 8c
45 + 8c = -63 + -3c + 3c

Combine like terms: -3c + 3c = 0
45 + 8c = -63 + 0
45 + 8c = -63

Add '-45' to each side of the equation.
45 + -45 + 8c = -63 + -45

Combine like terms: 45 + -45 = 0
0 + 8c = -63 + -45
8c = -63 + -45

Combine like terms: -63 + -45 = -108
8c = -108

Divide each side by '8'.
c = -13.5

Simplifying
c = -13.5

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