Which are the solutions of x2 = -11x + 4?
- 11 - 137
2
-11 + 137
2
- 11 - 125
2
- 11 + 125
2.
11 - 1137
2
11 + 137
2
11 - 125
2
11 + 125
2

Asystem of equations has 1 solution.if 4x-y=5 is one of the equations , which could be the other equation ?

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?

What’s 8y+48 and factor each expression completely