RS = 4x – 9, ST = 19, RT = 80 – 14

Equation:

82 – 14

RS

RT

What is the measure of the smallest angle in the diagram? 15 29 32 45

Can someone me out here number 4 plz

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?