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Addition and Subtraction of Decimals

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Question

Find the solution 7x - 14 = 9 up to five decimal. [2 MARKS]

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Solution

Concept: 0.5 Mark
Application: 1 Mark
Answer: 0.5 Mark

$7 x - 14 = 9$

$7 x = 23$

$x = \frac{23}{7}$

$x = 3.2857142$

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