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Solve the Following Equation: 7y -18 = 17 - Mathematics

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Question

Solve the following equation: 7y -18 = 17

Sum

Solution

7y -18 = 17

⇒ 7y - 18 + 18 = 17 + 18 (Adding 18 to both sides)

⇒ 7y = 35

⇒ `"7y"/7 = 35/7`    (Dividing by 7)

∴ y = 5

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Concept of Simple (Linear) Equations (Including Word Problems)
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Chapter 22: Simple (Linear) Equations (Including Word Problems) - Exercise 22 (E)

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Selina Mathematics [English] Class 6
Chapter 22 Simple (Linear) Equations (Including Word Problems)
Exercise 22 (E) | Q 1.21
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