Which is the best first step when solving the following system of equations? x + y = 3. 4 x minus y = 7. 1) Multiply the first equation by 4. 2) Add the first equation to the second equation. 3) Multiply the second equation by Negative 1. 4) Subtract the second equation from the first equation.

Which function is odd check all that apply a. y=sin x b. y=csc x c. y=cot x d. y=sec x

Do some research and find a city that has experienced population growth. determine its population on january 1st of a certain year. write an exponential function to represent the city’s population, y, based on the number of years that pass, x after a period of exponential growth. describe the variables and numbers that you used in your equation.

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?