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vlada-n [284]
3 years ago
5

A question on a math test asked students to "Simplify the expression 7 - 3k + 9k -23". Kate answered "2(3k - 8)". Is she correct

or incorrect? Explain. If incorrect, give the correct answer.
Mathematics
1 answer:
shepuryov [24]3 years ago
6 0

Answer: kate's answer is incorrect, correct answer is 2(-3k-8)

Step-by-step explanation:

From the question, 7-3k+9k-23

Step 1: (Put like terms together)

=-3k+9k-23+7

Then you get: -6k-16 which can be written as 2(-3k-8).

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