Use Gauss-Jordan elimination to solve: x+y=z=-3 6x + 2y + 2z = 2 Check your answers by substituting the results into the original equations. -3x + 4y + z = 1

Q: b. Solve: 1 +Vx + 4 =V3x +1

A: We will solve the equation as following.

Q: Solve 6x² - 5x + 1 = 0 for x.

A: Please see the answer below.

Q: olve z2 -4z+

A: we have to solve the,  z2 -4z+29=0 compare with,  a=1 b=-4 and c=29

Q: olve for w 2w2 +18w+28=(w+7)2

A: Given: 2w2 +18w+28=(w+7)2  ⇒2w2 +18w+28=w2+14w+49⇒2w2 +18w+28-49=w2+14w+49-49…

Q: Solve by elimination  4x + 10y= -30 2x-9y =27

A: Given,         4x+10y=-30         2x-9y=27

Q: Solve by elimination: -3x-y=-14 3x+9y=30 Show all of your work

A:

Q: Solve fip y+z zdz 7-2ry y

A: Given dxy-x = dyy+x = z dzx2-2xy-y2 On equating the first two equations, we get dxy-x = dyy+x(y+x)dx…

Q: Solve a+2b=12 for b

A: Subtract "a" from both sides   a+2b-a=12-a Or, 2b=12-a

Q: Solve: 2x – 1 12.

A: To solve the system: 2x-1≤21 and 2x+2≥12 Considering,2x-1≤21 On simplifying further we get:…

Q: solve by elimination and check 3x-4y=5 -4x+3y=1

A: