Assuming the obvious typo, we have
9a+4p = 260
4a+9p = 190
which does not have an integer solution. So, maybe there's something else you need to fix.
If 9 apples plus 4 pears cost $2.6 and if 4 pears pluse 9 apples cost $1.90 what does each apple and pear cost
2 answers
Do you see your mistake in this problem?