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:
x=11 there is my work. Your welcome
Answer:
15.9
Step-by-step explanation:
Hey i think u forgot to insert the picture of the triangle lol