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$09.$ Jika himpunan penyelesaian dari sistem persamaan $linier:$
$x+\dfrac {1} {2}y-\dfrac {3} {2}z=-\dfrac {5} {2}$
$\dfrac {1} {2}x+y+\dfrac {1} {2}z=4$ adalah $\left(x_{1,y_{1,z_{1}}}\right)$ maka nilai $x_{1}+y1^{+z}1=$ ....
$\dfrac {1} {6}x-\dfrac {1} {3}y+\dfrac {1} {2}z=1$
A. $4$ B. $6$ C. $0$ O
D. $2$ E. $5$
10th-13th grade
Trigonometry
Search count: 108
Solution
Qanda teacher - Ankita
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so the answer is (b) 6
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$10.$ Jika himpunan penyelesaian dari sistem persamaan linier :
$\dfrac {1} {x}+\dfrac {2} {y}+\dfrac {2} {z}=2$
$\dfrac {3} {x}-\dfrac {4} {y}+\dfrac {2} {z}=3$ adalah $\left(x_{1,y_{1,2_{1}}}\right)$ maka nilai $x_{1.y_{1.z_{1}}}=$ ....
$\dfrac {1} {x}-\dfrac {2} {y}-\dfrac {4} {z}=3$
A. $-4$ B. $-2$ C. $2$
D. $4$ E. $6$
10th-13th grade
Trigonometry
Search count: 113
Tentukanlah himpunan penyelesaian dari sistem
persamaan linier tiga variabel berikut dengan
metode gabungan!
$x+3y+2z=16$ ........ . $1\right)$
$2x+4y-2z=12$ .. ..... $2\right)$
$x+y+4z=20$ $3\right)$
Algebra
Search count: 126
Himpunan penyelesaian dari system persamaan linier $ \begin{cases} 3x+2y=-9 \\ 4x+6y=-12 \end{cases} $ adalah....
10th-13th grade
Other
Search count: 186