Which expression is equivalent to 4(x+3)?
O Adrers
O B. 4**3
O a. Arst
OD & 12

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

Find the equation of the ellipse with the following properties. the ellipse with foci at (0, 6) and (0, -6); y-intercepts (0, 8) and (0, -8).edit: the answer is x^2 over 28 + y^2 over 64 = 1