Question

How to sovele it plz solve this question Solve x + 3 = 7​

Answer 1

Answer:

x=4

Explanation:

x+3=7

x=7-3

So the answer is x=4

Answer 2

$\large\sf\underline{Given-}$

• $\sf\:x+3=7$

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$\large\sf\underline{To\:find-}$

• Value of x .

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$\large\sf\underline{Solution-}$

$\sf\:x+3=7$

• Transporting 3 to other side

$\sf➞\:x=7-3$

${\sf{{\red{➞\:x=4}}}}$

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$\large\rm\purple\star\:\underline{Verification\:of\:my\:answer}$

$\sf\:x+3=7$

$\sf➞\:4+3=7$

$\sf➞\:7=7$

$\dag\:\underline{\sf [ Hence \: Verified] }$

⠀⠀⠀⠀⠀─━━━━━━━━━━━━─

$\dag\:\underline{\sf Note \::}$

While transporting the number from one side to another the sign of the number changes as :

• ${\sf{{\pink{+}}}}$changes into ${\sf{{\pink{-}}}}$

• ${\sf{{\pink{-}}}}$ changes into ${\sf{{\pink{+}}}}$

• ${\sf{{\pink{÷}}}}$ changes into ${\sf{{\pink{×}}}}$

• ${\sf{{\pink{×}}}}$ changes into ${\sf{{\pink{÷}}}}$

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!! Hope it helps !!