# Chloe has 24 pens in her backpack colored blue or

Chloe has 24 pens in her backpack colored blue or black, She has 8 black pens. What equation is correct to determine how many blue pens in Chloe's backpack? Write it, please.
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svirajueh
Let the number of blue pens be x
Also, she has 8 black pens, thus, total number of pens:
$=x+8$
If total number of pens is 24 (according to the question), we have the equation:
$x+8=24$