" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
(y + 5)/9 = (x - 1) / - 3
- 3y - 15 = 9x - 9
9x + 3y + 6 = 0
2) Harganya = √360000000 = 6 x 10⁴
(y+5)/(4+5) = (x-1)/(-2-1)
(y+5)/9 = (x-1)/-3 --> kedua ruas dikali 9
y+5 = -3(x-1)
y+5 = -3x+1
y = -3x+1-5
y = -3x-4
harga per meter = √360.000.000
= Rp 18.973,67