2. Simplify:
(1) e+ e +e+ e + e + e +e
(iii) k + 3k - 2k+7k - 5k
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Answer:
- 7e
- 4k
Step-by-step explanation:
- e+e+e+e+e+e+e = 7e
- k+3k-2k+7k-5k = 4k
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