sarahhhenries sarahhhenries

04-03-2018
Mathematics

contestada

Find the missing number(?) so that the equation has no solutions. ?x+3=3(-x+7)

Respuesta :

hamplus6 hamplus6

04-03-2018

I think the answer is -3

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unicorn3125 unicorn3125

04-03-2018

?x+3=3(-x+7)

?x+3=-3x-21

?x = -3x-21-3

?x +3x = -24

(?+3) x = -24

the equation has no solutions if (?+3)=0
?+3=0
? = -3

Answer Link

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