179k views
3 votes
Help i need help with this its very hard

Help i need help with this its very hard-example-1

1 Answer

4 votes

Answer:

3a + 2b

Explanation:

Let the unknown side have length X.

X + X + 5a - b + 5a - b = 16a + 2b

2X + 10a - 2b = 16a + 2b

2X = 6a + 4b

X = 3a + 2b

Answer: 3a + 2b

User NeilD
by
8.2k points