Answer:
I am not getting your question .
Where S is sales price,
S = .75d
You said which expression CANNOT be used, but I assume you mean can. Let me know if you didn’t.
Answer:
use something called tiger algerbra
Step-by-step explanation:
Answer:
It will be no solution the reason is you have to subtract 3x from both sides and the simplify -7=1
Step-by-step explanation: