keishalkdndra keishalkdndra

03-06-2016
Mathematics

Answered

Penyelesaian dari sistem persamaan linier dua variabel 5x-y=-8 dan ×+3y=8 adalah

Verified Answer :

ANCKPOP ANCKPOP

04-06-2016

5x-y=-8 dan ×+3y=8

3 {5x - y = -8
1 {X + 3y = 8

15x - 3y = -24
X + 3y = 8
--------------------
16x // = -16
x = -16/16
X = -1

*x + 3y = 8
(-1) + 3y = 8
3y = 8 + 1
3y = 9
y = 9/3
y = 3

:)

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