From everyday questions to specialized queries, IDNLearn.com has the answers. Discover in-depth answers from knowledgeable professionals, providing you with the information you need.
Answer:
4x+6
Step-by-step explanation:
Perimeter (P) = 2l+2w
w=x+3
l=x
P=2x+2(x+3) --> 2x+2x+6
Combine like terms: 4x+6