Question

objective type,solve x-2=7
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Answer 1

Answer:

x = 7/2

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Answer 2

Question given:

Solve x-2=7

Answer : x = 9

How?

$x - 2 = 7 \\ \implies x = 7 + 2 \\ \red\implies\pink{x = 9}$

.°. x = 9

This method is called transposition.

Let's check it too.

LHS:

= x-2

= 9-2

= 7

= RHS

Hence, RHS = LHS

So, x = 7 is the correct answer.