z = -2
6
89
I used the matrix method to find the answer: x=4, y=-7, z=-5.
y=5x+2 if y equals -4
z = -4 x-5 y+2
z = -2
6
4.34684352143
z = 2 Factorised as (z - 2)(z - 2) = 0
10
89
It is a linear equation in the variable z.
I used the matrix method to find the answer: x=4, y=-7, z=-5.
3x + 2 = 82
143542make the variables X plus Y plus Zthe solution is X*Y,X*Z, then (X+Z)*Y flipped7*2=147*5=35(7+5)*2=24 flipped =421435425*3=155*2=10(5+2)*3=21...flipped =12151012
y=5x+2 if y equals -4