Question

6. Solve 3x + 7 = 35-x and check your answer.​

Answer 1

$\huge \underline \mathrm \purple{Question↣}$

⠀⠀⠀⠀⠀⠀⠀⠀

sᴏʟᴠᴇ 3x + 7 = 35-x ᴀɴᴅ ᴄʜᴇᴄᴋ ʏᴏᴜʀ ᴀɴsᴡᴇʀ

⠀

$\huge \underline \mathrm \green{Answer↣}$

⠀⠀⠀⠀⠀⠀⠀⠀

⠀⠀⠀⠀⠀⠀⠀${\large{\sf { : \implies{ \: 3x + 7 = 35 - x}}}}$

⠀⠀⠀⠀⠀⠀⠀⠀

⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀$\large{ \sf { : \implies3x + x = 35 - 7}}$

⠀⠀⠀⠀⠀⠀⠀⠀

⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀$\large \sf : \implies \: 4x = 28$

⠀⠀⠀⠀⠀⠀⠀⠀

⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀$\large{ \underline{ \boxed{\sf { \red { : \implies \: x = 7}}}}}$

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ᴠᴇʀɪғɪᴄᴀᴛɪᴏɴ ↴

⠀

ᴘᴜᴛ x = 7 ;

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⠀⠀⠀⠀⠀⠀⠀⠀${\large{\sf { : \implies{ 3(7) +7 = 35-(7)}}}}$

⠀⠀⠀⠀⠀⠀⠀

⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀${\large{\sf { : \implies{ 21 +7 = 35-7}}}}$

⠀⠀⠀⠀⠀⠀⠀

⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀${\large{\underline{\boxed{\sf {\red { : \implies{ 28 = 28 }}}}}}}$

Answer 2

$\rm\colorbox{white}{\green{✔Verified\: Answer}}$

$3x + 7 = 35 - x$

$3x + x = 35 - 7$

$4x = 28$

$x = \frac{28}{4}$

$x = 7$