C and d are going to be the answers to your question. >-< :)
I found this on another question made before
Answer:
y = 0.35x + 2.5
Step-by-step explanation:
Answer:
47
Step-by-step explanation:
The diagonals of a parallelogram bisect in their middle point, so :
2u + 9 = 5u - 48
3u = 57
u = 19
EI = 5* 19 - 48 = 47