Forming & Solving Equations Practice Questions

Question 1

3 marks

Do not use a calculator for this question.

Ella buys 4 pens and 1 notebook.

Each pen costs the same amount.

The notebook costs £2.35

The total cost is £7.15

Form an equation and use it to work out the cost of one pen.

£ ......................................................

Question 2

4 marks

Do not use a calculator for this question.

Here is a triangle. The angles are given in degrees.

x2x – 20x + 40Diagram NOT accurately drawn

(a)

Write down an equation in xx and solve it to find the value of xx.

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

(b)

Write down the size of the smallest angle in the triangle.

...................................................... °

Question 3

4 marks

Do not use a calculator for this question.

A printing company prints leaflets.

The company charges a fixed fee of £18 plus 25p for each leaflet printed.

(a)

Write down a formula for the total charge, £CC, for printing nn leaflets.

......................................................

(b)

A school is charged £93 for printing some leaflets.

Use your formula to work out the number of leaflets printed.

......................................................