The correct option is A 8 Given, 3x+9=33 Subract 9 on both side ⇒ 3x+9 9=33 9 ⇒ 3x=24 On dividing throughout by 3 , we get ⇒ x=243= ...

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Word Problems in Addition and Subtraction

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Question

Solve for $x$ : $3 x + 9 = 33$

8

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Solution

The correct option is A $8$
Given, $3 x + 9 = 33$
Subract 9 on both side
$\Rightarrow 3 x + 9 - 9 = 33 - 9$
$\Rightarrow 3 x = 24$
On dividing throughout by $3$ , we get
$\Rightarrow x = \frac{24}{3} = 8$
Hence, required solution is $x = 8$ .

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