Determine whether AB←→ and CD←→− are parallel, perpendicular, or neither. A(−3, 3), B(0, 2), C(1, 3), D(−2, −6)

Add the fractions and simplify 1/2+ 1/3

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of

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