A square of side 3 cm has a square of side cm cut from one corner as shown in the diagram. Write, in its simplest form, an expression for the perimeter of the remaining shape.
Using the diagram, rewrite without brackets.
Use the properties of real numbers to rewrite as an equivalent expression that does not contain parentheses.
What property is illustrated by the step
What property is illustrated by the shown step:
Find the perimeter of the following shape.
What property is illustrated by the equation ?
Write an expression in terms of , for the perimeter of the figure below.
A student solving the equation writes down as their first line of working. What algebraic property did they use?
Which of the following demonstrates the distributive property?
Which of the following expressions is equivalent to ?
Determine the value of that makes the equation true.
Identify the expression which is not equivalent to the other three.