7k2−15+14k−5k2−19k

simplify the expression by combining like terms.
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2 Answers

me assume that stuf shood be 7x^2 -5x^2 +14x -19x -15=0 . . . 2x^2 -5x -15=0 . . . quadratik equashun giv zeroes: . . . 4.2603986 & -1.7603986
by
"Solution: Given 7k2−15+14k−5k2−19k
=2k²-5k-15
=k(2k-5)-15
=2(k-5/4)²-145/8"
by Level 4 User (5.6k points)

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