a.(x+3):5=63:45 b.39:91=(y+1):7
Matematika
nishaamalia69icha
Pertanyaan
a.(x+3):5=63:45
b.39:91=(y+1):7
b.39:91=(y+1):7
1 Jawaban
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1. Jawaban athaaulia27
(X + 3) : 5 = 63 : 45 disamakan
9(x + 3) :5 = 63 : 45
9x + 27 : 45 = 63 :45
9x + 27 = 63
9x = 63 - 27
x = 36/9
x = 4
cek
(4 + 3) : 5 = 63 : 45
9 ( 4 + 3) : 9x5 = 63 : 45
36 + 27 : 45 = 63 : 45
63 : 45 = 63 : 45