Answer:
18x+21
Step-by-step explanation:
First multiply each equation by 2 since there is 2 sides for both the length and width.
2(2x+3) 2(7x+9)
4x+3 14x+18
Then combine like terms
4x+14x 3+18
18x 21
(3,-1)? i believe that's what it would be
Answer:
C
Step-by-step explanation:
Answer:
3
5
Step-by-step explanation:
the answer is 3 and 5 down up