# Brackets in equations

## Quiz by Oak National Academy: KS3 Maths (2)

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6 questions

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- Q1If you multiply both sides of an equation by $2$, you will maintain ______.equationthe expressionsthe valueequality30s
- Q2True or false? Multiplying by $5$ and then adding $10$ is the same as adding $10$ then multiplying by $5$.False. Order matters.True. Both have $\backslash times\; 5$ and $+10$ so they are the same function.30s
- Q3What equation does this bar model represent?Users sort answers between categoriesSorting30s
- Q4What does this bar model represent?Users sort answers between categoriesSorting30s
- Q5Multiply both sides of this equation $\{1\backslash over3\}x-5\; =\; 2x+7$ by $3$.Users sort answers between categoriesSorting30s
- Q6Which of the below is the most efficient first step to solve the equation $\{3\backslash over\{x\}\}=\; 10$ ?$3(\{3\backslash over\{x\}\})=\; 3(10)$$10x(\{3\backslash over\{x\}\})=\; 10x(10)$$x(\{3\backslash over\{x\}\})=\; x(10)$$10(\{3\backslash over\{x\}\})=\; 10(10)$30s