What is the best way to identify the name of "property of addition, Associative property of multiplication over addition, commutative property of addition and commutative property of addition", when there is only the illustration?

what are the answers to the following? (please show solution) 1.) 2x+4+x=4+3x 2.) -3/4+1/8=-2 3.) y-1/3y-15=0 4.) 3x/2+5x/3-13x/6-2/3=5/6

This question might be too specific for this forum, but I am hoping someone can help. My wife and I are in the planning stages of an addition to our DC rowhouse. We have check with the zoning office and with the permitting folks and our plans are fine by their standards. Indeed, we are allow...

Hello ! Thank you for reading my question. If my husband and I own our home as tenants in common, is it possible for him to add others (such as his adult son) to the deed without my knowledge, or would I need to sign off on such a transaction as well? Thank you .