Bila X - C = 7 X + C - V = 8 V + C = 8 X + C + V = ? Tentukan Jawabannya!
Matematika
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Pertanyaan
Bila X - C = 7
X + C - V = 8
V + C = 8
X + C + V = ?
Tentukan Jawabannya!
X + C - V = 8
V + C = 8
X + C + V = ?
Tentukan Jawabannya!
1 Jawaban
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1. Jawaban nacht
x-c = 7 ยป x = 7+c
x+c-v = 8
7+c+c-v = 8
7+2c-v = 8
2c-v = 1
c+v = 8
2c-v = 1
________+
3c = 9
c = 3
x = 7+c = 7+3 = 10
c+v = 8
3+v = 8
v = 5
x+c+v = 10+3+5 = 18