Algebra
India
Class VIII
Substitute into algebraic expressions II
Interactive practice questions
Evaluate $2v$2v when $v=-3$v=−3.
Easy
< 1min
Find the value of $\frac{r}{5}$r5 when $r=-20$r=−20.
Easy
< 1min
Evaluate $\frac{5c}{2}$5c2 when $c=-4$c=−4.
Easy
< 1min
Evaluate $\frac{15}{r}$15r when $r=-3$r=−3.
Easy
< 1min
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