A skirt cost 3 times as much as a blouse. The blouse cost $98 less than the skirt. How much did the skirt cost?
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Pertanyaan
A skirt cost 3 times as much as a blouse. The blouse cost $98 less than the skirt. How much did the skirt cost?
1 Jawaban
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1. Jawaban Uways637
misal, skirt = x; blouse = y;
x = 3y; y = 1/3x;
y = x - 98;
x = y + 98
x = 1/3x + 98
98 = x - 1/3x
98 = 2/3x
98 / (2/3) = x
x = 147
y = 49