Question

on solve the following by trail error method.
2x+3=7​

Answer 1

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on solve the following by trail error method.

2x+3=7

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Let x= 1

$2(1) + 3 = 7$

$2 + 3 = 7$

6$\neq$7

So, 1 is neglected.

now...put x=2

$2(2) + 3 = 7$

$4+ 3 = 7$

$7 = 7$✔

Therefore, the value of x is 2.

$\sf\red{hope\:it\:helps\:you}$

Answer 2

Answer:

Hey mate

Step-by-step explanation:

x=2 substitute

2(2)+3=7

4+3=7

7=7

LHS=RHS

So proved

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