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PreCalc Game
Test Description: Its my first test:)
Instructions: Answer all questions to get your test result.
1) 5x-2y=13, y=3x+5 (SbS)
A
(-23,74)
B
(61,33)
C
(7,2)
D
(5,4)
2) 2x+3y=4, 3x-y=6 (SbS)
A
(2,0)
B
(-2,0)
C
(2,1)
D
(3,6)
3) -3x-4y=-2, y=2x-5 (SbS)
A
(3,1)
B
(1,7)
C
(2,-1)
D
(0,3)
4) -5x+2y=9, y=7x (SbS)
A
(1,7)
B
(5,3)
C
(9,2)
D
(4,6)
5) -7x-6y=4, x=-3y+8 (SbS)
A
(18,24)
B
(19,71)
C
(-4,4)
D
(7,4)
6) 2y+7x=5, 5y-7x=12 (SbE)
A
(4,3)
B
(1,1)
C
(-2,1)
D
(-1,1)
7) 3x+8y=15, 2(x-4y=5) (SbE)
A
(5,0)
B
(-5,2)
C
(8,0)
D
(5,7)
8) 10y-11x=-4, 5(-2y+3x=4) (SbE)
A
(5,3)
B
(-4,7)
C
(4,4)
D
(7,8)
9) -5y+8x=-18, 5y+8=58 (SbE)
A
(4,10)
B
(9,8)
C
(2,3)
D
(5,11)
10) 5y-4x=-7, 2+4x=14 (SbE)
A
(8,1)
B
(3,1)
C
(3,2)
D
(6,3)
11) x-2y+3z=7, x-2y+3z=7, -4x-2y-2z=-8 (3VS)
A
(3,2,9)
B
(3,2,3)
C
(2,-1,1)
D
(4,5,1)
12) 2x+5y+2z=38, 3x-2y+4z=17, -6x+y-7z=-12 (3VS)
A
(1,5,3)
B
(-3,4,-6)
C
(3,-8,-2)
D
(4,9,2)
13) 2x+y-2z=-1, 3x-3y-z=5, x-2y+3z=6 (3VS)
A
(-3,8-9)
B
(2,3_4)
C
(-1,-2,1)
D
No solution
14) x+y+z=-2, y-3z=-191, -7x-18y-5z=-1038 (3VS)
A
(8,4,8)
B
No solution
C
(-3,-1,4)
D
(4,-7,2)
15) 5x+3y-8z=12, 2x-6y+32=-191, -7x-18y-5z=-1038 (3 VS)
A
(11,47,23)
B
(-6,9,12)
C
(-1,4,2)
D
(12,51,8)
16) 5x-2y=-6, -x+5y=15 (SwM)
A
(8,4)
B
(1,2)
C
(0,3)
D
(2,3)
17) -3x-4y=20, 3x-5y=25 (SwM)
A
(4,1)
B
(2,5)
C
(-2,6)
D
(0,-5)
18) 5x-4y=10, -x+y=2 (SwM)
A
(-2,0)
B
(3,1)
C
(2,-3)
D
(8,1)
19) 3x+y=3, 4x-3y=17 (SwM)
A
(2,-3)
B
(4,1)
C
(1,3)
D
(3,2)
20) 2x+3y=11, -3x-4y=-13 (SwM)
A
(0,7)
B
(-6,2)
C
(5,1)
D
(-5,7)
*select an answer for all questions
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