Answer:
c ) y = –1∕4 (x – 3)2 + 2
Step-by-step explanation:
Mary = M Chris = C
M = 3C-4
M-3=C+9 --> M=C+12
3C-4=C+12
2C=16
C=8
M=3C-4 --> C=8
M=3(8)-4
M=24-4
M=20
Mary is 20, and Chris is 8
Answer:
47 degrees
Step-by-step explanation:
The two angles shown are "vertical angles" and thus are equal.
Thus, 2x + 3 = x + 50
Combining like terms, we get:
x = 47 degrees
Answer:
46
Step-by-step explanation:
3(6)+40-6(2)
18+40-12
58-12
46