LucilaPanzer
LucilaPanzer LucilaPanzer
  • 13-11-2014
  • Mathematics
Answered

if eight times a number is subtracted from eleventimes the number,the result is -9.find the number.



Answer :

Maddyp Maddyp
  • 13-11-2014
the answer is n=3 when n= a number
Answer Link
apologiabiology
apologiabiology apologiabiology
  • 13-11-2014
so this question can be representd by

eight times a number, (8x), is subtracted from (-8x) eleven times a number (11x), the result is -9

so -8x+11x=-9 or
11x-8x=-9
add like terms
3x=-9
divide both sides by 3
x=-3
Answer Link

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