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Answer:
a. Andrea is incorrect
b. By solving for x, we find that x does not equal 8, but it is equal to 7.
Step-by-step explanation:
8+4=2(x-1)
8+4=2x-2
12=2x-2
14=2x
x=7
C. -4,-5 hope this helps :)
Answer:
(a) 'p' rows = 12p
(b) 6 rows = 72 students
(c) 20 rows = 240 students
Step-by-step explanation:
12 students = 1 row
(a) 12 · p = 12p
(b) 12 · 6 = 72
(c) 12 · 20 = 240
Hello there
1. x=180-60-45
x=75°
2. y=180-75
y=105°
Because x+y=180°
I couldn't watch it blank
:D
