7×( -8+(-4) ) = ( 7+n) +(7×(-4) )
Matematika
nahla12
Pertanyaan
7×( -8+(-4) ) = ( 7+n) +(7×(-4) )
2 Jawaban
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1. Jawaban EdogawaArthur
7 x (-12) = (7 + n) + (-28)
-84 = n-21
n = -63 -
2. Jawaban nabilaaulia18
=7x(-8+(-4))=(7+n)+(7x(-4)=7 x (-12) =(7+n)-28=-84 + 28 =7+n=n=56-7=n=49