Search over 10,000 free study notes

The best way to revise Maths is by completing questions by topic then once confident, moving on to past papers.

To solve this question you need to find a value of x and y which satisfies both of the equations. Simultaneous equations can be solved by three methods: substitution, elimination, and graphically. We will...

Firstly let's take a right angle triangle. Label its sides a,b, c for the hypotenuse. Then arrange 4 of these triangles into a large square, with a smaller square contained within it. The area of the smal...

C+5p = a (c-p)

C+5p = ac-ap

5p+ap=ac-c

p(5+a) = c(a-1)

p=(c(a-1))/(5+a)