Question

What is the value of x in the equation 8+4 = 2(x-1)2

O 5
11
o
2
끌
o
13
2
O 7

Answer 1

Explanation:

→ 8 + 4 = 2(x -1)

→ 12 = 2x - 2

→ 2x - 2 = 12

→ 2x = 12 + 2 = 14

→ x = 14/2 = 7

→ x = 7

hence, option D (7) is correct.

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