Answer:
1. 2x + 5y = 5
2. 3x + 2y = -9
Step-by-step explanation:
I would try Khan Academy. He does very good explainations
Answer:
8
Step-by-step explanation:
Answer:
-d+3.5≥4
Step-by-step explanation:
Just ask.
Hope this helps! :)
Answer:
28
Step-by-step explanation:
First, find the ratio between the triangles. To do this, divide any side of the big triangle by corresponding side in the small triangle. I chose 35. So, 35/10 = 3.5. 3.5 is the ratio between the triangles. Multiply 3.5 by 8 to get 28, the length of the missing side. :)