Diego scored 9 points less than Andre in the basketball game. Noah scored twice as many points as Diego. If Noah scored 10 points, how many points did Andre score?
Choose the correct equation for Noah.

A: 2[X-18) = 10
B: 2[x - 9) = 10
C: 2x - 9 = 10
D: 2(x - 10) = 9

What is the anwers for 9+2x=5x-3-x

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?

Write the slope intercept equation for line ab.