Which set of ordered pairs represents a function? \{(5, 8), (-8, 2), (-1, -2), (-1, -6)\}{(5,−8,−1,−−1,−6)} \{(-3, 6), (-2, 5), (6, 2), (-3, 7)\}{(−3,−2,,−3,7)} \{(-2, -2), (-9, -2), (7, -6), (-7, -5)\}{(−2,−−9,−,−−7,−5)} \{(-4, -4), (-8, -1), (4, 5), (4, -4)\}{(−4,−−8,−,,−4)}

Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition

Will give brainliest plz hurry lexie surveyed 4 teenagers to find out approximately how many hours, per week, they read for fun, and how many siblings they have. brooke said she reads about 10 h a week for fun, and that she has 5 siblings. celia said she has 1 brother and 1 sister and reads for fun about 3 h each week. henry said he has 2 brothers and reads for fun about 30 min each week. jude said he doesn't read for fun and has 3 brothers and 3 sisters. use this information to complete the data table. express your answers as whole numbers or decimals. name hours of fun number of siblings brooke celia __ henry jude

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?