The equation looks like this:
26=x*3.5+8.50
where x is the number of pen you bought.
We solve it like this:
first, we subtract 8.50 from both sides:
17.50 =3.5*x
now we divide both sides by 3.5:
5=x
so you purchased 5 pens.
Answer:
the area is 324 cm²
Step-by-step explanation:
Answer:
21
Step-by-step explanation:
you first look at the circle
next you see the numbers in the circle
after that you multiply the numbers together
so, 3 x 7 = 21
<span>It is 10% higher than the theoretical probability.</span>
An instrument for detecting and measuring small electric currents
