Which system of equations can be graphed to find the solution(s) to x2 = 2x + 3? \y = x2 + 2x+3
O
y = 2x+3
[y = x² – 3
O
y = 2x+3
Jy = x2 - 2x - 3
y=2x+3
Sy=x²
ly= 2x+3

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?