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Australia
Year 8

4.06 Substitution

Interactive practice questions

Find the value of $5+k$5+k when $k=9$k=9.

Easy
< 1min

Find the value of $z+2$z+2 when $z=-7$z=7.

Medium
< 1min

Find the value of $m+n$m+n when $m=6$m=6 and $n=-4$n=4.

Hard
< 1min

Find the value of $5+a+b$5+a+b when $a=-7$a=7 and $b=4$b=4.

Hard
< 1min
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Outcomes

ACMNA192

Simplify algebraic expressions involving the four operations

ACMNA193

Plot linear relationships on the Cartesian plane with and without the use of digital technologies

ACMNA194

Solve linear equations using algebraic and graphical techniques. Verify solutions by substitution

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