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  • 14-01-2021
  • Mathematics
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4m − –3m − 17m − –m − –7m = 12 (:

Respuesta :

Аноним Аноним
  • 14-01-2021

Step-by-step explanation:

[tex]\tt{ 4m-(-3m)-17m-(-m)-(-7m)=12 }[/tex] ⠀

[tex]\tt{ 4m+3m-17m+m+7m=12 }[/tex] ⠀

[tex]\tt{ 15m-17m=12 }[/tex] ⠀

[tex]\tt{ -2m=12 }[/tex] ⠀

[tex]\tt{ m=\dfrac{12}{-2}}[/tex] ⠀

[tex]\tt{m=-6 }[/tex] ⠀

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