Maths

Algebra

100

x+3 = 12, what is the value of x?

x = 9

200

5x = 30, what is the value of x?

x = 6

300

4x+3 = 19 what is the value of x?

x = 4

400

2x/5 = 8, what is the value of x?

x = 20

500

3(x+2) = 9, what is the value of x?

x = 1

Geometry

100

A rectangle has sides of 6 metres and 4 metres what is the area of the rectangle?

24m²

200

A shape has 3 sides of 4 metres, 2 sides of 5 metres and one side of 7 metres. What is the perimeter of the shape?

29 metres.

300

A right angled triangle has has a height of 7m and a base of 12m what is the area of the triangle?

42m²