javiercampos9090
javiercampos9090 javiercampos9090
  • 14-09-2020
  • Mathematics
contestada

which value of x makes the question true?
x+7=-9​

Respuesta :

dspader
dspader dspader
  • 14-09-2020

x+7=-9

One way to find the variable in an addition problem is to subtract.

-9-7

This can be solved by adding 9 and 7 and then slapping a '-' sign in front.

9+7=16

-16

hope it helps!

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