Answer:
Can you please show the questions? It's way more easier
Answer:
i believe it is 73 degrees
Step-by-step explanation:
Answer:
7 students play an instrument.
Calculation:
35=100%
20%=[20×35]÷100
=7
Answer: D.
a p e x
this is a hard one, I tried my best. let me know in the comments if I am right. :)
Step-by-step explanation:
Answer:
D)
Step-by-step explanation:
f(x) = x^2 -14x -72
0=x^2 - 14x-72
0=x^2 - 18x+4x-72
0=x(x-18)+4(x-18)
0=(x-18)(x+4)
x-18=0 or x+4=0
x1=18 or x2=-4
asis of symmetry: x=(x1+x2)/2
x=(18+(-4))/2
x=14/2
x=7