Interactive practice questions
Find the value of $9k$9k when $k=6$k=6.
Easy
< 1min
Find the value of $-9z$−9z when $z=5$z=5.
Easy
< 1min
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.
Easy
< 1min
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