Answer:
$31728
Step-by-step explanation:
sorry if I'm wrong
0.3*42 this gives you a 30% discount
3/10*42 this gives you a 30% discount
0.03*42 this gives you a 3% discount
3 *4.2 This is not a discount
Answer:
the answer is:
-0.86
Step-by-step explanation: