divide both by a number that can go into both terms so it will be 5 . 5 5 c − 15 which is 5(c-3)
5 c − 15 = 5 ( c − 3 )
To factor out the coefficient of a variable like in the expression 5 c − 15 , you identify the common coefficient (in this case, 5), divide each term by this coefficient, and rewrite the expression as 5 ( c − 3 ) . This process simplifies the expression and helps in solving equations. Factoring is an important skill in algebra.
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