Question

Solve the following equations:
4x-4 = 12​

Answer 1

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$4x - 4 = 12$

$\implies4x = 12 + 4 = 16$

$\implies4x = 16$

$\implies \therefore \: x = \frac{16}{4} = \bold{4}$

Answer 2

4x-4=12

4x=12+4

4x=16

x=16÷4

x=4