Solving Linear Equations (Edexcel IGCSE Maths A: Higher): Exam Questions

Exam code: 4MA1

2 hours37 questions
1a
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3 marks

Solve    3(x2) = x+7

1b
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2 marks

Solve 2y5 = 1

2a
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2 marks

Simplify     5x + 4y + x  7y

2b
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2 marks

Solve 7(x+2) = 7

3a
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1 mark

x = 3

Work out the value of  4x2

3b
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2 marks

Solve    5x + 4 =14  + x 

4
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3 marks

Solve       4(x + 3) = 2x +8

5
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3 marks

Solve    5x  6 = 3(x1)

6
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1 mark

Steve is asked to solve the equation 5(x + 2) = 47

Here is his working.

5(x + 2) = 475x + 2 = 475x = 45x = 9

Steve's answer is wrong.

What mistake did he make?

7
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3 marks

Solve 5(4  x) = 7  3x

Show clear algebraic working.

x = ...........................................

8
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3 marks

Solve y = 2y +15

Show clear algebraic working.

y =      

9
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2 marks

Solve 4x  13 = 17 + 8x

x = .....................

10
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2 marks

Solve  5(x + 3) = 3x  4 Show clear algebraic working.

x =  .......................................................

11
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2 marks

Solve  10x = 62.4  3x

12
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2 marks

Solve 2x  4 = 27 

1
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3 marks

Solve   5w  83 = 4w + 2

2
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3 marks

Solve  4(8x  2)3x = 10

3
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3 marks

Solve         15  x5 = 3x + 11

4a
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3 marks

Solve      7(k3) = 3k 5

4b
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3 marks

Solve   7  3f4 = 2

5
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3 marks

Solve        11  w4 = 1 + w

6
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3 marks

Solve        5  x2 = 2x  7

7
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3 marks

Solve  6x5=4x 72

Show clear algebraic working.

x = .........................................

8
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3 marks

Solve   43x=58x4

Show clear algebraic working.

x=.............................

9
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4 marks

Solve 3(2x  5) = 9   x2

Show clear algebraic working.

x = ...................

10
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3 marks

Solve 5x34 = 2x + 3

Show clear algebraic working.

x = .............................................

11
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4 marks

Solve   2x27+3x+52=3

Show clear algebraic working.

12
3 marks

Solve 8x + 23=2x +6

13
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3 marks

Solve 4(3x  2) = 2x 5

x = ....................

14
3 marks

Solve 6x52=x+1

Show clear algebraic working.

15
3 marks

Solve 2x+56=2x5

Show clear algebraic working.

1
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3 marks

Solve      4x  15 + x + 4 2 = 3

2
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4 marks

Solve                x + 13 + 2x + 54 = 2

3
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3 marks

Solve    x + 23x + x  22x = 3

4a
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3 marks

Solve      5(f3) = f + 10

4b
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4 marks

Solve   h + 73 + 2h 12 = 56

5
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4 marks

Solve   3x  24  2x + 53 = 1  x6

6
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3 marks

Solve  9a753a74=4.55

Show clear algebraic working.

a = ...............................................

7
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3 marks

Solve (2x + 5)2  = (2x + 3)(2x  1)

x = ......................................

8
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3 marks

Solve  82x32x32=4

Show clear algebraic working.

x =              

9
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3 marks

The functions  fand g are defined as

f(x) = x2 + 6 g(x) = x  10

Solve the equation fg(x) = f(x)

Show clear algebraic working.

10
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4 marks

Solve the equation.

3(x4)+x+25=6   

x = ..............................................