Which expression is equivalent to "4 times the sum of 3 and x"? A 4(3x)
B, 4x + 3
C, 3 (x+4)
D. 4(x+3)

What is the smallest integer n such that n\sqrt{2} is greater than 20

The table below shows the height of a ball  x  seconds after being kicked.  what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x)  =  x2  +  x  +  0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds?   feet

An account with a $250 balance accrues 2% annually. if no deposits or withdrawals are made, which graph can be used to determine approximately how many years will it take for the balance to be $282? it's e2020 ni️️as