-21=7+6(c+5)

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Solution for -21=7+6(c+5) equation:


Simplifying
-21 = 7 + 6(c + 5)

Reorder the terms:
-21 = 7 + 6(5 + c)
-21 = 7 + (5 * 6 + c * 6)
-21 = 7 + (30 + 6c)

Combine like terms: 7 + 30 = 37
-21 = 37 + 6c

Solving
-21 = 37 + 6c

Solving for variable 'c'.

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

Add '-6c' to each side of the equation.
-21 + -6c = 37 + 6c + -6c

Combine like terms: 6c + -6c = 0
-21 + -6c = 37 + 0
-21 + -6c = 37

Add '21' to each side of the equation.
-21 + 21 + -6c = 37 + 21

Combine like terms: -21 + 21 = 0
0 + -6c = 37 + 21
-6c = 37 + 21

Combine like terms: 37 + 21 = 58
-6c = 58

Divide each side by '-6'.
c = -9.666666667

Simplifying
c = -9.666666667

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