Q1 of 157 Page 38

Solve the following equations:
2y - 7 = 1

Adding 7 to both sides,

⇒ 2y – 7 + 7 = 1 + 7

⇒ 2y = 8

Dividing both sides by 2,

⇒ y = 4

Solve the following equations:

3x + 5 = 23

Solve the following equations:

17 = 10 - y

Solve the following equations:

6x = 72

Solve the following equations:

Questions · 157

1. Algebra

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Solve the following equations:2y - 7 = 1