Introduction to Algebra (Edexcel GCSE Maths: Foundation): Exam Questions

Calculate the value ofwhen = 3 and = 6.

Find the value of when and .

=.....................................

Kyra has a faulty thermometer.
It always shows the temperature as 2°C higher than the actual temperature.
The temperature on the thermometer is °C.

Write an expression, in terms of , for the actual temperature.

............................................ °C 

Calculate the value of  when and .

Simplify

Avi has pots of olives and bottles of olives.

There are 6 olives in each pot.

There are 30 olives in each bottle.

Avi has a total of olives. Write a formula for in terms of and .

Work out the value of when and .

A pen costs 60 cents and a ruler costs 29 cents.
Write down an expression for the total cost, in cents, of pens and rulers.

........................................ cents

Work out the value of when , and

= ................................................. 

Find the value of when = 8 and = −3.

[2]

Simplify

Work out the value of a when = 35 and = 5.

= ................................................... 

Find an expression for the perimeter of this triangle.
Give your answer in its simplest form.