2. Equations & Inequalities
2.01 Review: Solving one- and two- step equations
Interactive practice questions
By substituting into the equation, identify whether the following statements are true or false.
a
$x=6$x=6 is a solution for the equation $8x=51$8x=51.
True
A
False
B
b
$x=4$x=4 is a solution for the equation $2x=2\cdot4$2x=2·4.
True
A
False
B
c
$x=19$x=19 is a solution for the equation $\frac{x}{2}=8$x2=8.
True
A
False
B
d
$x=24$x=24 is a solution for the equation $\frac{x}{3}=8$x3=8.
True
A
False
B
Easy
1min
Solve: $21=x+13$21=x+13
Easy
< 1min
Solve: $5x=45$5x=45
Easy
< 1min
Solve for $n$n.
$88=11\cdot n$88=11·n
Easy
< 1min
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