IDNLearn.com offers a unique blend of expert answers and community-driven insights. Find the information you need quickly and easily with our comprehensive and accurate Q&A platform.
Answer:
1 and 2 are equivalent
For 1 , use distributive property. Distribute 5 to a and 3. 5 x a = 5a, and 5 x 3 = 15. Therefore, 5a + 15. This is why 1 is equivalent to number 2.