x + $\frac{15}{100}$ x
=$\frac{100}{100}$x +$\frac{15}{100}$x
=($\frac{100}{100}$ +$\frac{15}{100}$)x
=$\frac{115}{100}$x
=$\frac{23}{20}$x
Đáp án:
Giải thích các bước giải:
x+15/100x=100%x + 15% x
= 115% x
Nhớ vote 5 sao nhé
Ai giỏi tiếng anh giúp mình ik mình cảm mơn 😘😘
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