Can someone me and i’ll give brainliest and it ha soy be correct !

What is the value of x when x + 7 = 21?

How many terms does the polynomial x^2 y^2 have

You have just applied, and have been approved for a $58,000 mortgage. the rate quoted to you by the lender is 6.1% for a 30 year fixed mortgage. determine how much of your third month’s payment goes towards the principal. $56.65 $56.93 $57.22 $57.51