Answer:
square root of 81
Step-by-step explanation:

so 9 is rational number.
the rest are irrational number
Sure I got time uh I’m not good at conversation starting but if you like anime I can talk about that for a long time but if I stop responding I’m probably doing homework
Y - 3 = -2(x+5)
y - 3 = -2x - 10
+3. +3
y = -2x - 7