these are some answers that can help you 15/40 or 6/9, 8/36, 12/90
Answer:

Step-by-step explanation:
To write any polynomial in standard form, you look at the degree of each term. You then write each term in order of degree, from highest to lowest, left to write.
To add the polynomials you need to:
Remove parentheses

Group like terms

Add similar elements

There are 12 inches in a foot. To find how many inches are in 5 feet, multiply by 12:
5*12 = 60 inches
Add the 8 additional inches:
60 + 8 = 68 inches
The answer is 68.
Answer:
Im confused
Step-by-step explanation:
On it too
Answer: (1, -2) and (3, 0)
Step-by-step explanation: Trust me, I graphed it and these are the point where the lines intersect.