Top answers

Maths
GCSE

How many people chose A?

In a survey people had to choose either A, B, C or D.

The percentage of people that chose B, C and D are shown here:

B- 25% 

C- 35%

D- 30%

Answered by Rheanne B. Maths tutor
5047 Views

Expand and simplify (5x – 2y)(3x – 4y)

Expand and simplify (5x – 2y)(3x – 4y)

In this question, we are asked to 'expand' out the brackets. What this means is we need each term in one set of brackets (5x and -2...

Answered by Jamie L. Maths tutor
9448 Views

How do I solve simultaneous equations?

Let's use an example.

x+y=6

2x+3y=14

Find the values of x and y.

When I was kid back then, I was always wondering why are equations important? We...

Answered by Wilson H. Maths tutor
4757 Views

What is the Pythagoras Theorem?

The Pythagoras Theorem equation is:

a+ b2 = c2

It is used to calculate an unknown side of a right angled triangle. a, b and c represe...

Answered by Natasha B. Maths tutor
4011 Views

How do I simplify the equation 4x + 5x -2 - 2x + 7?

To simplify an equation the x terms can be collected together to give: 4x + 5x - 2x = 7x

The numbers can be collected together to give: -2 + 7 = 5

Which then when put togeth...

Answered by Natasha B. Maths tutor
5892 Views

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