Use the graph to evaluate the function for the given input value.
A)5
B)-5
C)2
D)-2

The triangles are similar. what is the value of x? show your work.

Evaluate the expression. (9 + 5)(3 + 2)0

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?