What is 12(c-3)+27+c-9c ?

The solution to 12(c-3)+27+c-9c is 4c-9

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simplify 12(c-3)+27+c-9c

simplify

12 (c - 3) + 27 + c - 9 c

4 c - 9

Solution steps

12 (c - 3) + 27 + c - 9 c

Add similar elements:

c - 9 c = - 8 c

= 12 (c - 3) + 27 - 8 c

Expand

12 (c - 3) : 12 c - 36

= 12 c - 36 + 27 - 8 c

Group like terms

= 12 c - 8 c - 36 + 27

Add similar elements:

12 c - 8 c = 4 c

= 4 c - 36 + 27

Add the numbers:

- 36 + 27 = - 9

= 4 c - 9

4^{2} + (- 3^{2})

2 y + 6 z

\frac{x y}{2 x} + \frac{6}{2 x}

3 y^{3} + 24 y^{2} + 9 y

(3 - 2 i) (3 - 2 i)