Solve the following system of equations

2x + 4y + 10z
x − 2y + 5z = −4
3x −4y −3z = 15

Select the appropriate response:

A) x = 2, y = 3, z = 5
B) x = 4 y = 3, z = 5
C) x = 2, y = 3, z =9
D) Not possible to solve

Fiona and her friends are playing a game by guessing where a coin will land when it is randomly dropped inside the square shown below. fiona guesses that the coin is likely to land in the blue area. which explains whether or not fiona is correct and why?

What is the lcm of 16 and 40 ? 24 and 40 ?

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )