-18=7(3c+6)

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Solution for -18=7(3c+6) equation:


Simplifying
-18 = 7(3c + 6)

Reorder the terms:
-18 = 7(6 + 3c)
-18 = (6 * 7 + 3c * 7)
-18 = (42 + 21c)

Solving
-18 = 42 + 21c

Solving for variable 'c'.

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

Add '-21c' to each side of the equation.
-18 + -21c = 42 + 21c + -21c

Combine like terms: 21c + -21c = 0
-18 + -21c = 42 + 0
-18 + -21c = 42

Add '18' to each side of the equation.
-18 + 18 + -21c = 42 + 18

Combine like terms: -18 + 18 = 0
0 + -21c = 42 + 18
-21c = 42 + 18

Combine like terms: 42 + 18 = 60
-21c = 60

Divide each side by '-21'.
c = -2.857142857

Simplifying
c = -2.857142857

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