N + d = 30
0.05n + 0.10d = 2.20
^^ ur system of equations
Answer:
this question is imcompelete
Step-by-step explanation:
was there a total for this question, you can't just find out the orginal purchase with -13 and 20 percent off, you need either s start number or end number
You can then factor this out to x^2 + 3x+2x+6
then you can turn this into (x+2)(x+3)