Answer: Um i would do the first one cause i like money but the secound seem's fine to me
Step-by-step explanation:
HOPE THAT HELP'S!!!!!!!!!!!!!!!!!!!!!!!!!
Answer:
x equals 9.
The largest angle is 90.
Tip: $2.61
Total: $17.11
tip = total cost * rate of tip
Add the tip to the original bill, that's the total.
I hope this helped.
It's actually D (2x - 1)(x+1)