luis21
luis21 luis21
  • 06-10-2014
  • Mathematics
Answered

                 What is the value of the variable that makes the statement true?                                                                            a + (–7) + 3 = 0      A.–4      B.–3     C.4        D.7



Answer :

naǫ
naǫ naǫ
  • 06-10-2014
[tex]a+(-7)+3=0 \\ a-7+3=0 \\ a-4=0 \\ a=4[/tex]

The answer is C. 4.
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