Answer:
Step-by-step explanation:
hope this helps you
Answer:
3. a,c
4. a,c
5. c
6. a
7. y=-9x
8. y=x+9
9. y=x-7,y=x+3
13. y=x+5
14. y=8x-2
15. y=5
Step-by-step explanation:
Sry for late response
The area of a cross section paralell to the base is the base
the base is 4inches by 3 inches
area is 12 square inches
perimiter is 2(L+W)=2(4+3)=2(7)=14 inches
area is 12 square inches
perimiter is 14 inches
C, because the opposite would be + 2 and none of the ions have that charge