Equations

 

 

 

Contents

 

Introduction

 

Solving Simple Equations

 

Formulae

 

Factorising Quadratic Equations

 

Completing the Square method

 

General Solution method

 

Problem Solving

 

Quiz 

 

 

Algebra Main Page

 

Quiz 

Functions

There is a two-digit number such that the sum of its digits is 6 while the product of the digits is 1/3 the original number. Find this number.

Answers

 

It takes John two hours more to complete a 50km journey than it takes for Ken to complete a 40 journey. If the average speed of John for the journey is 5kn/h less than Ken, calculate the average speed of each boy.

Answers

 

A pole 13m long leans against a wall. The bottom of the pole is 5m from the wall. If the bottom of the pole is pulled away x cm so that the top slides down by the same amount, find x.

Answers