Solve - 6 x -97B- x 7

The correct option is C x7Given: 6x+951 Subtracting 9 from both the sides ⇒6x+9 951 9 ⇒6x42 Divide both sides by 6. Dividing by positive number doesn't change ...

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Standard VII

Mathematics

Solution of Inequations

Solve : 6 x +...

Question

$S o l v e : 6 x + 9 < 51$

x > 7

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x < 6

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x < 7

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x > 7

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Solution

The correct option is C $x < 7$
Given: $6 x + 9 < 51$
Subtracting 9 from both the sides
$\Rightarrow 6 x + 9 - 9 < 51 - 9$
$\Rightarrow 6 x < 42$
Divide both sides by 6. Dividing by positive number doesn't change the sign of the inequation.
$\Rightarrow x < 7$

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Solve:6x+9<51

The correct option is C x<7Given: 6x+9<51 Subtracting 9 from both the sides ⇒6x+9−9<51−9 ⇒6x<42 Divide both sides by 6. Dividing by positive number doesn't change the sign of the inequation. ⇒x<7

$S o l v e : 6 x + 9 < 51$

The correct option is C $x < 7$
Given: $6 x + 9 < 51$
Subtracting 9 from both the sides
$\Rightarrow 6 x + 9 - 9 < 51 - 9$
$\Rightarrow 6 x < 42$
Divide both sides by 6. Dividing by positive number doesn't change the sign of the inequation.
$\Rightarrow x < 7$