The answer is x^4-6x^3+12x^2-28/x^2
Answer:
4 packs of invitations and 2 packs of napkins.
Step-by-step explanation:
Answer:
231.12
Step-by-step explanation:
540+7% tax is 577.80
Answer:
t=2Q-sr/r
Step-by-step explanation:
We are to make t the subject of formula from the given question
Q=r/2 (s+t)
Q=Sr+tr/2
Cross multiply
2Q=Sr+tr
2Q-sr=tr
t=2Q-sr/r