Answer:
the original price was $13
Step-by-step explanation:
hope this helps!
X+(x+1)+(x+2)+(x+3)+(x+4)+(x+5)=393
6x+15=393
6x=393-15
6x=378
x=63
third one is 63+2=65
Nanometers are a really small measurement, one billionth of a meter, I believe.
So nanometers is used to describe tiny stuff, like atoms of a water molecule, and waves of light.
Answer:
D. 180 degres
Step-by-step explanation:
I’m pretty sure you just start solving for x like
x2 + 4 = x - 1
so on and so on
