Solve the system of linear using gauss jordan elimination 2x +y -2z = -11 x +3y -z= -28 3x +4y -z= -25

x=6,

y=-9,

z=7

Step-by-step explanation:

Rewrite the second equation in the first place

Multiply the first equation by 2 and subtract the second and then multiply the first equation by 3 and subtract the third:

Write the variable y into the third column:

From the last equation

Substitute it into the previous equation:

Substitute both y and z into the first equation:

a

step-by-step explanation:

jjddbdhid r

30 feet

step-by-step explanation:

that would be 2 1/2 * 12

= 24 + 6

= 30 feet   (answer)