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Solving equations
The process of solving an equation typically involves several steps, including rearranging the equation, isolating or revealing the unknowns, performing operations on the equations, and determining the final value.
Questions: 10Estimated time: 20 minutes
Time left: 00:00:00
Best results on this test
Top 10 registered students. Only each student’s best result in the period counts.
Sample questions
- Calculate the value of x if ___x + ___ = ___
- Calculate the value of x if x ÷ ___ = ___
- Calculate the value of x if ___(x - ___) = ___
- Calculate the value of x if (___ + ___x)×___ = ___
- Calculate the value of x if ___x + ___x + ___ = ___
Solving equations
A solution is a value of the unknown that makes both sides equal. Transform an equation by performing the same operation on both sides and using inverse operations.
Working order
Simplify both sides, isolate the unknown, calculate its value and substitute it into the original equation. Verification is especially important when parentheses, fractions or several operations are involved.
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