Respuesta :
Answer:
16
Step-by-step explanation:
n=pens
n+9=25
solve for n
n=16
Answer:
8 pens, 17 pencils
Step-by-step explanation:
Let the number of pens be x.
x+9+x=25
2x=16
x=8
Lets check our work:
8+9+8= 25
There are 8 pens.
Answer:
16
Step-by-step explanation:
n=pens
n+9=25
solve for n
n=16
Answer:
8 pens, 17 pencils
Step-by-step explanation:
Let the number of pens be x.
x+9+x=25
2x=16
x=8
Lets check our work:
8+9+8= 25
There are 8 pens.