(there are four questions here pls answer if you know any of them) simplifying expressions 1. 42x + 12x ?
2. 17w - 8w
3. 25.42e - 23.3e
4. 88h + 30.5h
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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

I'm marking the brainliest and it's 15 points

Which term describes the point where the perpendicular bisectors of the three sides of a triangle intersect?