dm403862 dm403862
  • 02-12-2021
  • Mathematics
contestada

Simplify the expression.

(9n+4) −(−12n −7)

Respuesta :

teamce170
teamce170 teamce170
  • 02-12-2021

Hi,

(9n + 4) - (-12n - 7)

9n + 4 + 12n + 7

= 21n + 11

✅(◠‿◕)

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