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Answer questions on the subject of SUBSTITUTION

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Answer questions on the subject of SUBSTITUTION. Let’s Begin. Question 1 for £100. If x =2y and y = 7, what is x?. 50:50. A. 20. B. 14. C. 42. D. 36. Question 1 for £200. If x = y and y = 9, what is x? 3. 50:50. A. 15. B. 81. C. 18. D. 3.

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Presentation Transcript
slide1

Answer questions

on the subject of

SUBSTITUTION

Let’s Begin

slide2

Question 1 for £100

If x =2y and y = 7, what is x?

50:50

A. 20

B. 14

C. 42

D. 36

slide3

Question 1 for £200

If x = y and y = 9, what is x?

3

50:50

A. 15

B. 81

C. 18

D. 3

slide4

Question 1 for £300

If x = 7y and y = 5, what is x?

50:50

A. 30

B. 12

C. 42

D. 35

slide5

Question 1 for £500

If x = 2y + 6 and y = 4, what is x?

50:50

A. 12

B. 48

C. 64

D. 16

slide6

Question 1 for £1000

If x = 5y - 4 and y = 7, what is x?

50:50

A. 14

B. 31

C. -49

D. -14

slide7

Question 1 for £2000

If x = y2 and y = 3, what is x?

50:50

A. 6

B. 6

C. 8

D. 9

slide8

Question 1 for £4000

If x = y2 + 2 and y = 5, what is x?

50:50

A. 27

B. 25

C. 35

D. 30

slide9

Question 1 for £8000

If x = 4y– 3y and y = 10, what is x?

50:50

A. 108

B. 10

C. 112

D.84

slide10

Question 1 for £16000

If x = y3 + 5 and y = 2, what is x?

50:50

A. -8

B. 13

C. 4

D. 8

slide11

Question 1 for £32000

If x = 3y + 7y and y = -8, what is x?

50:50

A. 48

B. 184

C. 576

D. -80

slide12

Question 1 for £64000

If x = y3 + 6 and y = 3, what is x?

50:50

A. -12

B. 34

C. 33

D. 60

slide13

Question 1 for £125000

If x = 2- y2 and y = 1, what is x?

50:50

A. 3

B. 0

C. 1

D. 4

slide14

Question 1 for £250000

If x = 22y – 10y - y and y = 1, what is x?

50:50

A. -1

B. 11

C. 5

D. 1

slide15

Question 1 for £500000

If x = 10y - 10y and y = -4, what is x?

50:50

A. 0

B. -200

C. -120

D. -40

slide16

Question 1 for £1MILLION

If x = 4y2 - 3y2 and y = 5, what is x?

50:50

A. 128

B. -65

C. -335

D. 25

slide17

ASK THE AUDIENCE

Write the letter of your chosen answer on your whiteboard.

slide18

Congratulations!

You have won

£100

£100

Would you like to try for

?

£200

slide19

Congratulations!

You have won

£200

£200

Would you like to try for

?

£300

slide20

Congratulations!

You have won

£300

£300

Would you like to try for

?

£500

slide21

Congratulations!

You have won

£500

£500

Would you like to try for

?

£1000

slide22

Congratulations!

You have won

You are guaranteed

£1000!

You are guaranteed

£1000!

Would you like to try for

?

£2000

slide23

Congratulations!

You have won

£2000

£2000

Would you like to try for

?

£4000

slide24

Congratulations!

You have won

£4000

£4000

Would you like to try for

?

£8000

slide25

Congratulations!

You have won

£8000

£8000

Would you like to try for

?

£16000

slide26

Congratulations!

You have won

£16000

£16000

Would you like to try for

?

£32000

slide27

Congratulations!

You have won

You are guaranteed

£32,000!

You are guaranteed

£32,000!

Would you like to try for

?

£64,000

slide28

Congratulations!

You have won

£64,000

£64,000

Would you like to try for

?

£125,000

slide29

Congratulations!

You have won

£125,000

£125,000

Would you like to try for

?

£250,000

slide30

Congratulations!

You have won

£250,000

£250,000

Would you like to try for

?

£500,000

slide31

Congratulations!

You have won

£500,000

£500,000

Would you like to try for

1 Million

?

slide32

Congratulations!

You have won

£1,000,000

£1,000,000

slide33

PHONE A FRIEND

Which student in class would you like to ask for help?

slide34

I’M SORRY

That is not the

correct answer!

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