September 2018 0 16 Report
Tentunkan Penyelesaian sistem persamaan linear dua variabel
{x-y=6
{2x+3y=7
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dari Setiawandimas30

Jawabanmu

MathSolver74
ekamiaww
X - y = 6      |kali 2|
2x + 3y = 7 |kali 1|
______________ -
- 5y = 5
y = -1
x = 5
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ekamiaww
x-y=6     (X2) --> 2x-2y=12
2x+3y=7
(x1) -->2x+3y=7  _
                         -5y = 5 --> y=-1
x-y=6  
x-(-1) = 6
x = 6-1
y = 5

Hp = {(5,-1)}


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