Use Gauss-Jordan elimination to find the solution to the given linear system.

x1 + 3x2 + 4x3 = 3
2x1 + 7x2 + 3x3 = −7
2x1 + 8x2 + 6x3 = −4

please help due 10 min

For which rational expression is -2 an excluded value of x?

Which is equivalent to 10/12? options: 10/18 5/6 3/12 9/11

The constant of proportionality is always the where k is the constant of proportionality. additionally, you can find the constant of proportionality by finding the ratio for any point onasap