Algebra

Pictorial representations of algebra

Components in an expression

Laws of arithmetic with algebraic terms

Build algebraic expressions I

Build algebraic expressions II

Build algebraic equations III

Build algebraic equations IV

Rules for describing sequences

Find the rule from a table of values

Identify equivalent expressions

Substitute into algebraic expressions I

Substitute into algebraic add/sub expressions

Substitute into algebraic expressions II

Level 4

Components in an expression

Interactive practice questions

Which of the following words refers to a symbol used to represent an unknown number?

Integer

A

Exponent

B

Variable

C

Coefficient

D

Easy

< 1min

What does the expression $4x$4x mean?

Easy

< 1min

Consider the expression $8x$8x.

Easy

< 1min

The expression $\text{8 + 5}$8 + 5 represents the number of $lemons and pears$ in $Derek$ 's shopping trolley.

Easy

< 1min

Outcomes

NA4-7

Form and solve simple linear equations

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