Answer:
Let the cost the number of cartridges be x.
We have given that cost of one cartridge is 14 $/cartridge.
And we have 168 $ with us.
So, according to question we have an equation-
14x=168
x=168/14
x=12
Hence, we can buy 12 cartridges if we 168 $ and the cost of one cartridge is 14 $.
