urn and Amelia have a baby daughter, Sonia. John is 23 kg heavier than Amelia, who us timeavy as Sonia. Their combined weight is 122 kg . How heavy is each pers

\( \left[\begin{array}{cccc}{2}&{-4}&{-2}&{}\\{1}&{5}&{-1}&{}\\{3}&{1}&{0}&{}\end{array}\right] \)

A sotal of 100 fourth groders are being divided equaly between 5 fourth-grode teochers How many students wil be in each class?

Sketel the graph of each of the following functions. \( \begin{array}{lll}\text { a. } f(x)=\lfloor 4 x\rfloor & \text { b. } g(x)=2\lfloor x\rfloor & \text { c. } h(x)=\lfloor x+3\rfloor\end{array} \)

\( 9, b, c \) ardizik sayibodir \( a c b

Factor completely. \[ 4 u^{2}+12 u-72 \]