Discover a world of knowledge and community-driven answers at IDNLearn.com today. Our platform offers reliable and detailed answers, ensuring you have the information you need.
Answer:
u = -4
Explanation:
Given the expression:
2u + 5 = 4u + 13
Subtract 2u from both sides
2u + 5 - 2u = 4u + 13 - 2u
5 = 2u + 13
Subtract 13 from both sides
5 - 13 = 2u + 13 - 13
-8 = 2u
Divide both sides by 2
u = -8/2 = -4