Answer:
(3,10)
Step-by-step explanation:
Let Q be (x,y)
(x+15)/2 = 9
x = 3
(y + 6)/2 = 8
y = 10
158=z
z=t
180-t=x
180-158=22
Standard form is: ax + by + c
8 - 5y = -2x
8 (-8) - 5y (+5y) = -2x (-8) (+5y)
-2x + 5y -8 is your standard form
hope this helps
Answer:
30
Step-by-step explanation:
3x5=15
15x2=30