1. Formulas and Equations
Interactive practice questions
Find the value of $x$x if:
$x+4=9$x+4=9
Easy
< 1min
Solve: $x-1.39=8.67$x−1.39=8.67
Easy
< 1min
Solve: $7=x-1$7=x−1
Easy
< 1min
By substituting into the equation, identify whether the following statements are true or false.
Easy
1min
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