Quiz about F2 MathR2 Lesson Ch9 Linear Equations in Two Unknowns

Question 1

Which of the following does not lie on the graph of the equation x - 2y = 3?

Accepted Answer

(3, 2)

Answer

(0, -1.5)

Answer

(1, -1)

Answer

(3, 0)

Question 2

The graph of 2x + 3y = 6 intercepts with the x-axis and the y-axis at M and N respectively. Find the coordinates of M and N.

Accepted Answer

M(3, 0), N(0, 2)

Answer

M(0, 2), N(3, 0)

Answer

M(0, 2), N(0, 3)

Answer

M(0, 3), N(0, 2)

Question 3

Which of the following lies on the graphs of the equations 5x - 3y = 2 and x = 2y - 1 simultaneously?

Accepted Answer

(1, 1)

Answer

(4, 2)

Answer

(0, 2)

Answer

(1, -1)

Question 4

The point of intersection of the graphs x + y = 0 and 3y = 2x + 5 is

Accepted Answer

(-1, 1).

Answer

(3, 4).

Answer

(0, 5).

Answer

(3, -2).

Question 5

Solve the simultaneous equations . $$x+2y=8$$ and $$x-3y=0$$

Accepted Answer

$$x=4.8,y=1.6$$

Answer

$$x=-4.8,\ y=-1.6$$

Answer

$$x=-3.2,\ y=2.4$$

Answer

$$x=3.5,\ y=-2$$

Question 6

Solve the simultaneous equations $$y-4=0$$ and $$x-3y-8=0$$

Accepted Answer

$$x=20,y=4$$

Answer

$$x=4,y=4$$

Answer

$$x=-4,y=-4$$

Answer

$$x=-4,y=4$$

Question 7

Solve the simultaneous equations $$x=2y+3$$ and $$4x-y+2=0$$

Accepted Answer

$$x=-1,y=-2$$

Answer

$$x=8,y=\frac{7}{8}$$

Answer

$$x=\frac{12}{7},y=-\frac{7}{8}$$

Answer

$$x=-2,y=-0.5$$

Question 8

Solve the simultaneous equations $$2x+5y-12=0$$ and $$x-5y+9=0$$

Accepted Answer

$$x=1,y=2$$

Answer

$$x=2,y=-1$$

Answer

$$x=-2,y=0$$

Answer

$$x=-4,y=1$$

Question 9

Solve the simultaneous equations $$5x-7y=3x+4y-16=1$$

Accepted Answer

$$x=3,y=2$$

Answer

$$x=1,y=4$$

Answer

$$x=-2,y=0.5$$

Answer

$$x=-1,y=-2$$

Question 10

In a 2-digit number, the tens digit is 3 more than the units digit. 8 times of the units digit is 42 less than the 2-digit number. Find the number.

Accepted Answer

74

Answer

42

Answer

56

Answer

85

Question 11

Which equation below has a solution of

$$\left(\frac{3}{2},\frac{1}{2}\right)$$ ?

Accepted Answer

$$x-2y=\frac{1}{2}$$

Answer

2X + Y = 2

Answer

2X - Y = -2

Answer

2X + Y = 1

Question 12

Which ordered pair below has a solution of ( -3, -1 )

Accepted Answer

2x - 3y = -3

Answer

x - 3y = 2

Answer

3x - 2y = 2

Answer

4x + y = -4

Question 13

Which ordered pair is the solution to the equation

$$y=\frac{-3x}{2}+5$$

Accepted Answer

( 4, -1 )

Answer

( 2, -2 )

Answer

( 0, 5 )

Answer

( -2, 2 )

Question 14

Which ordered pair is the solution to the equation

$$x-\frac{y}{2}=4$$ ?

Accepted Answer

( 5, 2 )

Answer

( 3, 2 )

Answer

( 2, 2 )

Answer

( 5, 4 )

Question 15

Which ordered pair is a solution to 4X + 3Y = 1

Accepted Answer

( 1, -1 )

Answer

( 1, 0)

Answer

( -1, 1 )

Answer

$$\left(\frac{1}{4},\ \frac{1}{3}\right)$$

Question 16

Which equation represents the following graph?

Accepted Answer

y = 2x + 3

Answer

y = 3x + 2

Answer

y = -2x + 3

Answer

y = -3x + 2

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