topic badge
Middle Years

2.06 Substitution

Interactive practice questions

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

Easy
Less than a minute
Sign up to try all questions

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

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

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

What is Mathspace

About Mathspace