SOLUTION: Use the inverse matrix to solve this system of equations: 4x+3y=7.5 7x+9z=14 4y-z=8.3 a. x=-2.125, y=3.23, and z=4.555 b. x=1.661, y=2.509, and z=0.404 c. x=0.032, y=2.458,

Algebra ->  Finance -> SOLUTION: Use the inverse matrix to solve this system of equations: 4x+3y=7.5 7x+9z=14 4y-z=8.3 a. x=-2.125, y=3.23, and z=4.555 b. x=1.661, y=2.509, and z=0.404 c. x=0.032, y=2.458,      Log On


   

Question 1180297: Use the inverse matrix to solve this system of equations:
4x+3y=7.5
7x+9z=14
4y-z=8.3
a. x=-2.125, y=3.23, and z=4.555
b. x=1.661, y=2.509, and z=0.404
c. x=0.032, y=2.458, and z=1.531
d. x=0.260, y=2.435, and z=1.375
e. x=2.435, y=1.375, and z=0.260
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

https://atozmath.com/CONM/GaussEli.aspx?q=IM2&q1=2%604x%2b3y%3d7.5%3b7x%2b9z%3d14%3b4y-z%3d8.3%60IM2%60%601.25&dm=D&dp=4&do=1#PrevPart

answer is: c x=0.032, y=2.458,+z=1.531