The lengths of three logs are 6x + 3 meters, 8x - 2 meters, and 4x +
meters. Find the sum of their lengths.
2) If 7a? - 9a + 4 and -4a? + 17a-8 are doubled, find the sum of the
resulting polynomials.
3) What should be added to 24m2 - 9m + 37 to obtain 53m² + 16m + 6
4) Jasper has three pencils. The lengths of the pencils are 5p? + 3p.
8p2 + p - 4, and p? - 4. What is the total length of the pencils?
5) If 3r2 - 4r + 3 is subtracted from 9r2 + 3r + 14, what is the difference
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Answer:
1. 18x + 8 or 2(9x + 4)
2. 6a² + 16a - 8
3. 29m² + 25m + 31
4. p³ + 13p² + 4p - 8
5. 6r² + 7r + 11
Step-by-step explanation:
Hope it helps :>