" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
3x+4y=-10 ( kali 4)
4x-5y=-34 ( kali 3)
=>Tahap 1. 12x+16y=-40
12x-15y=-102
=>Tahap 2. 0+31y =62
Tahap 3. y =62 dibagi 31
y = 2
=> Tahap 4. 3x+4(2) =-10
3x+8 =-10
3x = -10-8
X = -18 dibagi 3
X. = -6
jawabannya :[ 8x+3y = -42 ]
*) 8(-6)+3(2) =……
*) -48+6 = -42