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
Sign up to access Practice Questions
Get full access to our content with a Mathspace account
Outcomes
MS11-1
uses algebraic and graphical techniques to compare alternative solutions to contextual problems