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Year 9 Algebra > Revision for Mastery Test > Flashcards

Revision for Mastery Test Flashcards

1
Q

How many terms are there in the expression

12x + 2y -2xy + 7

A

4

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2
Q

What is the coefficient of xy in the expression

12x + 2y -2xy + 7

A

-2

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3
Q

What is the constant term in the expression

12x + 2y -2xy - 8

A

-8

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4
Q

What is the coefficient of of y in the expression

6x + y - 9

A

1

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5
Q

Simplify fully: 9y + 12y

A

21y

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6
Q

Simplify fully: 2m + 4m - m

A

5m

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7
Q

Simplify fully: 4y - y - 4

A

3y - 4

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8
Q

Simplify fully: 2y - y

A

y

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9
Q

Simplify fully: 4n + 13y + 2n + 5y

A

6n + 18y

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10
Q

Simplify fully: 3y + 13n + 7y - 4

A

10y + 13n - 4

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11
Q

Simplify fully: 13y - 5 - y - 12

A

12y - 17

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12
Q

Simplify fully: x - y - 7x - 2y

A

-6x - 3y

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13
Q

Simplify fully: 4x - 7x

A

-3x

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14
Q

Simplify fully: c x a x b

A

abc

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15
Q

Simplify fully:

c x c x c x c x c

A

c5

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16
Q

Simplify fully:

5m x 4n

A

20mn

17
Q

Simplify fully:

7m3y2 x 4my2

A

28m4y4

18
Q

Simplify fully:

8k3 x 8k2 x k

A

64k6

19
Q

Simplify fully:

12bc ÷ 6b

A

2c

20
Q

Excellence

Simplify fully:

3a2b ÷ 6ab

A

a/2

21
Q

Solve the equation to find g:

g - 4 = 20

A

g = 24

22
Q

Solve the equation to find g:

5g = 75

A

g = 15

23
Q

Expand and simplify:

3(c + 9)

A

3c + 27

24
Q

Solve the equation to find n:

(show all steps)

3n + 6 = 36

A

3n + 6 = 36

3n = 30

n = 10

25
Q

Solve the equation to find n:

(show all steps)

7n - 5 = 23

A

7n - 5 = 23

7n = 28

n = 4

26
Q

Solve the equation to find y:

(show all steps)

y/3 - 2 = 10

A

y/3 - 2 = 10

y/3 = 12

y = 36

27
Q

Solve the equation to find n:

(show all steps)

9y/3 - 2 = 10

A

9y/3 - 2 = 10

9y/3 = 12

9y = 36

y = 4

28
Q

Write an algebra expression for the following:

A number plus 8

A

n + 8

29
Q

Write an algebra expression for the following:

five times a number

A

5n

30
Q

Write an algebra expression for the following:

A number minus 8

A

n - 8

31
Q

Write an algebra expression for the following:

A third of a number plus 4

A

n/3 + 4

32
Q

Write an algebra equation and solve it to find the number:

Eight times a number plus 3 equals sixty seven.

A

Let the num,ber be n

8n + 3 = 67

8n = 64

n = 8

The number is 8

33
Q

Excellence:

A rectangle has a perimeter of 52cm. The length of the rectangle is 4b and the width of the rectangle is b + 6. Find the value of b

A

4b + 4b + b + 6 + b + 6 = 52

10b + 12 = 52

10b = 40

b = 4cm

34
Q

Excellence:

A square has a perimeter of 48mm. The length of a side is 2y + 4. Find y

A

2y + 4 + 2y + 4 + 2y + 4 + 2y + 4 = 48

8y + 16 = 48

8y = 32

y = 4mm

35
Q

You have finished studying for your Mastery Test!

A

Well done :)

Year 9 Algebra (8 decks)

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