Answer:
D.(-1,-5) and (5,7)
Step-by-step explanation:
I used a graphing tool to graph the two equations together. When graphed, the equations intercept (5,7) and (-1,-5). Therefore, they are the solutions to the system.
Option D should be the correct answer.
Answer:

Step-by-step explanation:

Or, if you mean (r+3Q)/h=t:

Answer:
2/5
Step-by-step explanation:
-2/5-(-4/5) (remove the parentheses)
-2/5+4/5 (calculate)
solution: 2/5
hope this helps!
Answer:
the compound probability is 1/8.
Step-by-step explanation:
1/4 for the spinner x 1/2 for the coin