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Solving Equations with Variables on Both Sides

Solve the fol...

Question

Solve the following equation:
$7 z + 13 = 2 z + 4$

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Solution

Given, $7 z + 13 = 2 z + 4$
$7 z - 2 z = 4 - 13$

$5 z = - 9$

$z = \frac{- 9}{5}$

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Solving Equations with Variables on Both Sides

Standard VIII Mathematics

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