Y = -1/2x + 4 1/2, 3x + 4y = 12 What is the solution tho this? It’s a system of equations and I need it in a graph to show the system of equations and the solution.

What are “like terms”? why can we only add like terms?

If i have 20$ and i gave 5$ away how much i got

Margaret is purchasing a house for $210,000 with a 15 year fixed rate mortgage at 4.75% interest she has made a 5% down payment the house is valued at 205,000 and the local tax rate is 3.5% homeowners insurance 600 per year what are her total monthly payment