How old was Bill Gates when he founded Microsoft?

Which phrase matches the algebraic expression?12(h)(b)A. One-half plus the product of h and bB. One-half minus the product of h and bC. One-half of the product of h and bD. The quotient of h and b Which statement describes the situation for African Americans living in the North during the Antebellum Era?A) Since slavery was illegal, African Americans were treated as equal to whites.B) African American men, but not women, were granted equal status to white citizens.C) African Americans were technically free but were considered to have an inferior legal status.D) Since slavery was legal in the North, many African Americans worked as slaves in factories. What is the area of this figure? wil someone please answer Please help!!! Will give brainliest!! DeminorThe picture shows on ant infected with the fungus Cordyceps. An infected ant will move to an area that is favorablefor the growth of the fungus. The fungus will remain there while its mycelia replace the ant's tissues, causing deathand eventually releasing more spores that can Infect other ants. Which of the following best describes the solution of the system of equations below? Which Venn diagram shows the correct relationship among different sets of numbers and the correct placement of -648? plz help me i need this if anyone plz help 10 points for helping plz If Missouri came into the nation (United States = Union) as a free state, what would happen to the balance of power in the Senate? After eating dinner at a restaurant, Brent's bill before tax is $24.00. The sales tax rate is 8%. Brent decides to leave a 30% tip for the waiter based on the pre-tax amount. How much money will Brent pay total, including tax and the tip? how did a Streamboat helped in three ways? Which of the following did the Athens relyon the most economically?A. stealingB. tradeC. farminD. wars HELP as fast as possible plzz-3.5u=-14 Select the correct answer. East Asia is home to approximately what percentage of the world's population? OA. 15% OB. 50% OC. 25% OD. 30% A geosynchronous satellite orbits Mars (mass = 6.42 x 1023 kg) once every Martian day, 88640 s. At what radius does it orbit? Mario and Patience are making cookies. They are ready to drop balls of dough on baking sheets. They have baking sheets made of treated glass, aluminum, stainless steel, and copper. The specific heats of these substances are:Treated glass = 0.75 J/g CAluminum = 0.90 J/g CStainless steel = 0.50 J/g CCopper = 0.39 J/g CBased on the specific heat values, which sheet is going to warm up the quickest, and, therefore, bake the cookies the fastest? (y'all don't have to answerRrrrr I'm just bORed) On a coordinate plane, pre-image rectangle has points (0, 0), (6, 0), (6, negative 3), (0, negative 3. The image has points (0, 0), (2, 0), (2, negative 1), (0, negative 1).Compare the ordered pairs of the pre-image to the image to answer these questions.Is the dilation an enlargement or reduction?The point of dilation is about what coordinate?What is the scale factor? I need help plzzz its fill in the blank and each word can be only used once -4x + 21 > -3 What could x be??